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Cornforth 1a 00:29:00

John Cornforth

by John Cornforth
John Cornforth
for 14-19 and upwards,
Interviews | 14-19 and upwards | 10 years ago | 1309 views
Rating:

Video of John 'Kappa' Cornforth who was born in Australia, and has been profoundly deaf since his teens. He moved into the field of organic chemistry at Sydney University where he met his wife Rita. Together they moved to Oxford and had a profound in....

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Khan 00:08:00

Lapatinib treatment for HER2 Positive Breast Cancer

by Abir Kahn
Lapatinib treatment for HER2 Positive Breast Cancer
for 18-22 and upwards,
Lectures | 18-22 and upwards | 7 years ago | 3342 views
Rating:

Discussion on the background information, etiology, and treatment of HER2 positive breast cancer.

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Fluorescence - Battaglia 00:25:00

Lighting up cells

by Guiseppe Battaglia
Lighting up cells
for 14-19 and upwards,
Lectures | 14-19 and upwards | 6 years ago | 912 views
Rating:

A presentation about fluorescing cells by a Senior Lecturer in Bionanotechnology in the Department of Biomedical Science at the University of Sheffield

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Cowey 01:13:00

Magnetic brain stimulation and brain function?

by Alan Cowey
Magnetic brain stimulation and brain function?
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 776 views
Rating:

Like his nineteenth century contemporaries David Ferrier tried to reveal cerebral localisation of function by direct electrical stimulation of the exposed brain of animals. With some notable exceptions the results were disappointing and confined to t....

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Toybox 1 glowing-bacteria-petri-dish 00:01:00

Making bacteria glow to aid healing

by Sheila MacNeil
Making bacteria glow to aid healing
for 18-22 and upwards,
Lectures | 18-22 and upwards | 6 years ago | 2226 views
Rating:

Sheila MacNeil outlines an interesting technique.

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Purcell 01:17:00

Mammalian biodiversity: past, present, future?

by Andy Purvis
Mammalian biodiversity: past, present, future?
for 14-19 and upwards,
Lectures | 14-19 and upwards | 9 years ago | 807 views
Rating:

Beautiful and charismatic, mammals are biodiversity icons. But a quarter of mammalian species are now threatened with extinction, as ecosystems reel under the impact of a growing and ever more demanding human population. This lecture explores the his....

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Maguire 01:01:00

Mapping memory: the brains behind remembering

by Eleanor Maguire
Mapping memory: the brains behind remembering
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 683 views
Rating:

Historically memory research has focussed on the hippocampus, a structure deep in the brain's temporal lobes. Damage to the hippocampus is known to have a devastating impact on the ability to form new memories as well as compromising recollection of ....

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Perutz 1 00:47:00

Max Perutz Interview – 1

by Max Perutz
Max Perutz Interview – 1
for All ages,
Interviews | All ages | 10 years ago | 1208 views
Rating:

Max Perutz discovered the structure of Haemoglobin (Nobel Prize 1962), and was the founder of the Laboratory for Molecular Biology in Cambridge, the birthplace of modern molecular biology. This interview shows his approach to science and his achievem....

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Perutz 4 00:52:00

Max Perutz Interview – 2

by Max Perutz
Max Perutz Interview – 2
for 14-19 and upwards,
Interviews | 14-19 and upwards | 10 years ago | 990 views
Rating:

The concluding part of an interview with the 1962 Nobel Laureate in Chemistry.

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Altruism Marshall 00:15:00

Medicine and the evolution of altruism

by James Marshall
Medicine and the evolution of altruism
for 14-19 and upwards,
Lectures | 14-19 and upwards | 6 years ago | 3981 views
Rating:

Why altruism is necessary for survival

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Yam 00:03:00

Microfluidic Biosensor

by Jonathan Yam
Microfluidic Biosensor
for 22 and upwards,
Lectures | 22 and upwards | 8 years ago | 885 views
Rating:

University of Toronto student Jonathan Yam describes his research on microfluidics during Summer 2010 in the laboratory of Bob Westervelt at Harvard University under the direction of Alex Nemiroski.

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Crowther 01:05:00

Microscopy goes cold: secrets of frozen viruses

by Tony Crowther
Microscopy goes cold: secrets of frozen viruses
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 915 views
Rating:

Viruses are a major cause of death and disease. Too small to be seen by light microscopy, they were first visualised about 50 years ago by electron microscopy. Dr. Crowther describes his work on the development of the methods and illustrates how he h....

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minimising a bacterial 00:31:00

Minimizing a Bacterial Genome by Global Design and Synthesis

by Hamilton Smith
Minimizing a Bacterial Genome by Global Design and Synthesis
for 18-22 and upwards,
Lectures | 18-22 and upwards | 3 years ago | 862 views
Rating:

In 2010, we chemically synthesized the 1078 Kb Mycoplasma mycoides genome and transplanted it into a recipient cell cytoplasm to create a 'synthetic cell', JCVI-syn1.0 (Science, 329, 52-56, 2010). We identified several hundred non-essential genes by ....

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Moore 00:11:00

Mitochondrial DNA Testing

by Jessica Moore
Mitochondrial DNA Testing
for 14-19 and upwards,
Lectures | 14-19 and upwards | 9 years ago | 1116 views
Rating:

How the testing of mitochondrial DNA has revolutionised genetic tracing

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RS Ellis 01:04:00

Molecular chaperones: how cells stop proteins from misbehaving

by R. John Ellis
Molecular chaperones: how cells stop proteins from misbehaving
for 18-22 and upwards,
Lectures | 18-22 and upwards | 6 years ago | 1661 views
Rating:

Proteins are the action molecules of all cells, and to function properly, protein chains must fold and assemble correctly. But each chain of every protein runs the risk that it will combine with one or more identical chains to form nonfunctional aggr....

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Multiscale - L-N - Warshel - Medicine 2014 00:31:00

Multiscale Simulations of the Functions of Biological Molecules

by Arieh Warshel
Multiscale Simulations of the Functions of Biological Molecules
for 18-22 and upwards,
Lectures | 18-22 and upwards | 5 years ago | 2243 views
Rating:

Despite enormous advances in structural studies of biological systems we are frequently left without a clear structure-function correlation and cannot fully describe how different systems actually work. This introduces a major challenge for computer....

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Remya Nair 00:47:00

Nanomaterials as growth effectors and imaging agents in rice plants and its scope in plant science

by Remya Nair
Nanomaterials as growth effectors and imaging agents in rice plants and its scope in plant science
for 18-22 and upwards,
Postgraduate presentations | 18-22 and upwards | 5 years ago | 1395 views
Rating:

Ramya talks about the ways in which nanomaterials can affect rice-plant growth and also be used for imaging purposes.  This talk was part of her PhD thesis defence.

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RS Balmford 01:04:00

Nature’s glass: half-full or half-empty?

by Andrew Balmford
Nature’s glass: half-full or half-empty?
for 14-19 and upwards,
Lectures | 14-19 and upwards | 6 years ago | 899 views
Rating:

Andrew Balmford FRS is Professor of Conservation Science at University of Cambridge.  The world’s governments failed to meet their pledge of reducing the rate of biodiversity loss by 2010. Wild populations, their habitats, and the benefits they pr....

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nerve tissue - haycock 00:02:00

Nerve tissue engineering

by John Haycock
Nerve tissue engineering
for 14-19 and upwards,
Lectures | 14-19 and upwards | 6 years ago | 2152 views
Rating:

Research staff explain how they are developing nerve guidance channels for repairing peripheral nerve injury

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May 00:31:00

Networks in ecosystems and financial systems

by Robert May
Networks in ecosystems and financial systems
for 18-22 and upwards,
Lectures | 18-22 and upwards | 8 years ago | 746 views
Rating:

This talk surveys our growing understanding of the relationships between the network structure of ecological networks ? both in mathematical models and in the real world ? and their ability to withstand disturbance, natural or human-created.

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Kibbey 00:12:00

Neurochemistry

by Kelly Kibbey
Neurochemistry
for 14-19 and upwards,
Lectures | 14-19 and upwards | 9 years ago | 903 views
Rating:

A presentation on neurochemistry - the effects of drugs and nutrition are also discussed.

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NeuroNavigation 01:02:00

NeuroNavigation: how the brain represents the space we live in and finds our way around

by John O'Keefe
NeuroNavigation: how the brain represents the space we live in and finds our way around
for 14-19 and upwards,
Lectures | 14-19 and upwards | 5 years ago | 1040 views
Rating:

Learning about new environments or locating ourselves in familiar environments are some of the most fundamental tasks that the brain performs. Information is not stored in response to biological needs such as hunger or thirst but on the basis of cogn....

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Rush 00:07:00

Nigeria

by Thomas Rush
Nigeria
for All ages,
Undergraduate presentations | All ages | 11 years ago | 843 views
Rating:

A short presentation discussing the economic disadvantages that Nigerians face and one possible method of attempting to alleviate them. Thomas Rush suggests the use of education to help promote an improved quality of life for the citizens outside of ....

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Ramakrishnan 00:07:00

Nobel Laureate Venki Ramakrishnan

by Venki Ramakrishnan
Nobel Laureate Venki Ramakrishnan
for 14-19 and upwards,
Interviews | 14-19 and upwards | 9 years ago | 1341 views
Rating:

Venki Ramakrishnan was awarded the 2009 Nobel Prize in Chemistry for 'studies of the structure and function of the ribosome', the cell's protein-making factory. In this interview, he talks about his surprise at winning the prize, and what it meant to....

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RS Brenner 01:08:00

Nobel Lives

by Sidney Brenner
Nobel Lives
for 14-19 and upwards,
Discussions | 14-19 and upwards | 6 years ago | 2360 views
Rating:

An audience with Nobel prize winners John Sulston FRS and Sydney Brenner FRS, who talk to Sarah Montague of BBC Radio 4's Today Programme, about their lives in science and their visions for the future.

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Greenfield 00:59:00

Nuts and Bolts of the Mind

by Susan Greenfield
Nuts and Bolts of the Mind
for 14-19 and upwards,
Lectures | 14-19 and upwards | 10 years ago | 909 views
Rating:

Susan Greenfield conducts us on an exhilarating tour of brain. A brief fascinating historical introduction is followed by a discussion on our present, admittedly limited, understanding of this amazing organ. Members of the group handle (and dissect) ....

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rogers_optogenetics.jpg 00:07:00

Optogenetics

by Richard Rogers
Optogenetics
for All ages,
Undergraduate presentations | All ages | 5 years ago | 1232 views
Rating:

Richard Rogers, undergraduate at Florida State University, explains some of the exciting and novel research he has taken part in.

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Ou 00:10:00

Origin of Life on Earth: Abiogenesis

by Yangguang Ou
Origin of Life on Earth: Abiogenesis
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 3474 views
Rating:

This presentation portrays a general overview of the theory of abiogenesis and its conceptual history. From the theory of spontaneous generation to biogenesis to the modern-day abiogenesis, the changing perception of the origin of life is discussed.....

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McVean 01:06:00

Our genomes, our history

by Gilean McVean
Our genomes, our history
for 14-19 and upwards,
Lectures | 14-19 and upwards | 8 years ago | 980 views
Rating:

Genetic differences between humans reflect the fundamental processes, such as mutation, recombination and natural selection, which have influenced our evolutionary history. Now that we can chart the genomes of many individuals, we are finding many su....

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Webster 01:05:00

Pandemic Influenza: one flu over the cuckoo’s nest

by Robert Webster
Pandemic Influenza: one flu over the cuckoo’s nest
for 14-19 and upwards,
Lectures | 14-19 and upwards | 8 years ago | 642 views
Rating:

Where do the pandemic influenza viruses come from and why did experts fail to predict the severity of the 2009 pandemic? However to date, the 2009 H1N1 pandemic influenza has been much less severe than the 1918 Spanish influenza.

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Penicillin 00:08:00

Penicillin – the Life Saver

by Colin Byfleet
Penicillin – the Life Saver
for All ages,
Interviews | All ages | 11 years ago | 1183 views
Rating:

Real-life story about one of the first uses of penicillin.  An interview with a survivor.

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Attenborough - Perception 01:08:00

Perception, deception and reality

by David Attenborough
Perception, deception and reality
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1258 views
Rating:

Sir David Attenborough delivers the 2003 Michael Faraday Lecture entitled: Perception, deception and reality

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Freeley 00:08:00

Pharmaco-genomics

by Justis Freeley
Pharmaco-genomics
for 18-22 and upwards,
Undergraduate presentations | 18-22 and upwards | 9 years ago | 2722 views
Rating:

This is a brief presentation discussing the emerging field of pharmaco-genomics. It explains how understanding the human genome can lead to better drug therapy in the future including tailor-made drugs for individuals.

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Physical perspective 00:25:00

Physical perspective on cytoplasmic streaming

by Ray Goldstein
Physical perspective on cytoplasmic streaming
for 18-22 and upwards,
Lectures | 18-22 and upwards | 4 years ago | 646 views
Rating:

Professor Ray Goldstein FRS is the Schlumberger Professor of Complex Physical Systems at the University of Cambridge. Here he describes a biological example of topological inversion, with relevance to engineering problems in human technology.

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Stanton 00:14:00

Plague-carrying crayfish

by Jeama Stanton
Plague-carrying crayfish
for 14-19 and upwards,
Lectures | 14-19 and upwards | 10 years ago | 1146 views
Rating:

Jeama Stanton studies plague-carrying crayfish in UK waterways

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Pickett 01:08:00

Plant and animal communication

by John Pickett
Plant and animal communication
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 841 views
Rating:

Organisms of all kinds use signals comprising minute amounts of natural chemicals. The exploitation of semiochemicals is demonstrated with dramatic success in the management of pests and parasitic weeds in resource-poor East African cereal farming.

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Blakemore 01:00:00

Plasticity of the brain: the key to human development.

by Colin Blakemore
Plasticity of the brain: the key to human development.
for 14-19 and upwards,
Lectures | 14-19 and upwards | 9 years ago | 811 views
Rating:

How do our genes program the complexity of our brains? Why is human culture so much richer than that of the Great Apes? And how has human cognitive achievement continued to accelerate, when our genetic makeup has changed very little over the past 100....

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Graves 00:08:00

Platypus Genome

by Jenny Graves
Platypus Genome
for 14-19 and upwards,
Lectures | 14-19 and upwards | 9 years ago | 1155 views
Rating:

The duck-billed platypus is a truly unique animal; a monotreme with almost no close relatives alive on earth. Scientists just had to take a look at that genome and here they discuss their findings.

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personality 00:29:00

Predicting Personality

by Various Presenters
Predicting Personality
for 14-19 and upwards,
Discussions | 14-19 and upwards | 10 years ago | 1486 views
Rating:

To what extent is our personality dictated by our genetic makeup? Groundbreaking new research in the fields of genetics and MRI Scanning are only now making it possible to tackle these questions, and the results are sometimes surprising. What makes u....

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Yokohama biogas 00:10:00

Producing Biogas and Identifying Bacteria

by Yuji Sunaoshi
Producing Biogas and Identifying Bacteria
for 14-19 and upwards,
Highschool presentations | 14-19 and upwards | 6 years ago | 7249 views
Rating:

Bacteria which adhere to plants have ability to produce gases such as hydrogen, methane or ammonia. These are called biogas. Biogas is recognized as new and clean source of energy. I wanted to know what kind of bacteria produce biogas. I isolated bac....

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Sreejith Raveendran 00:56:00

Prospects of extremophiles and sulfated polysaccharides in bionanotechnology and biomedicine

by Sreejith Raveendran
Prospects of extremophiles and sulfated polysaccharides in bionanotechnology and biomedicine
for 18-22 and upwards,
Postgraduate presentations | 18-22 and upwards | 5 years ago | 1070 views
Rating:

During his PhD thesis defence lecture, Sreejith looks at some novel prospects for biomedicine.

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Tobox 8 silver nano 00:02:00

Raman spectra of bacteria on nano particles

by Wei Huang
Raman spectra of bacteria on nano particles
for 18-22 and upwards,
Lectures | 18-22 and upwards | 6 years ago | 3249 views
Rating:

How we can use the Raman spectra of bacteria on nano particles

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Yazdani 00:07:00

Recent Developments in our Understanding of the Biology of the Octopus Family

by Sheeva Yazdani
Recent Developments in our Understanding of the Biology of the Octopus Family
for 14-19 and upwards,
Undergraduate presentations | 14-19 and upwards | 9 years ago | 1014 views
Rating:

Sheeva Yazdani presents on the biology of octopuses (octopi?) and recent developments in our understanding.

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RS Stevens 00:58:00

Regenerating organs and other small challenges

by Molly Stevens
Regenerating organs and other small challenges
for 18-22 and upwards,
Lectures | 18-22 and upwards | 6 years ago | 790 views
Rating:

A disagreeable side effect of longer life-spans is the failure of one part of the body – the knees, for example – before the body as a whole is ready to surrender. The search for replacement body parts has fueled the highly interdisciplinary fiel....

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Carroll 01:07:00

Remarkable Creatures – Epic Adventures in the Search for the Origin of Species

by Sean Carroll
Remarkable Creatures – Epic Adventures in the Search for the Origin of Species
for 14-19 and upwards,
Lectures | 14-19 and upwards | 10 years ago | 1198 views
Rating:

A lecture given as part of the Origins 09 series at Florida State University to celebrate the 150th anniversary of Darwin's 'On the Origin of Species'. Sean B. Carroll is a professor of molecular biology and genetics at the University of Wisconsin-M....

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Chin 01:02:00

Reprogramming the code of life

by Jason Chin
Reprogramming the code of life
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 934 views
Rating:

The information for synthesizing the molecules that allow organisms to survive and replicate is encoded in genomic DNA. In the cell, DNA is copied to messenger RNA, and triplet codons in the messenger RNA are decoded in the process of translation to ....

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McKay 00:05:00

Retinoblastoma

by Kyla McKay
Retinoblastoma
for 18-22 and upwards,
Lectures | 18-22 and upwards | 7 years ago | 939 views
Rating:

Kyla discusses an overview of the disease, the most common method in which it is diagnosed, as well as the major chemotherapeutics used to treat it.

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Role of nitric 00:39:00

Role of Nitric Oxide and Cyclic GMP in Cell Signaling and Drug Development

by Ferid Murad
Role of Nitric Oxide and Cyclic GMP in Cell Signaling and Drug Development
for 18-22 and upwards,
Lectures | 18-22 and upwards | 3 years ago | 780 views
Rating:

Nitric oxide research has grown rapidly with about 150,000 research publications describing its biological effects. It is an important messenger molecule that affects most tissues and biological processes. Many effects of nitric oxide are mediated by....

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Hopper 01:00:00

Science not stamp collecting? Botany from 1759 to 2059

by Stephen Hopper
Science not stamp collecting? Botany from 1759 to 2059
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 869 views
Rating:

Professor Hopper considers the vital role that the study of plant taxonomy and systematics has played in plant science. He considers, in particular, how these fields are transforming to meet the needs of 21st Century science as we address the challen....

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Nagayama 00:58:00

Self-Assembly: Nature’s way to do it

by Kuniaki Nagayama
Self-Assembly: Nature’s way to do it
for 18-22 and upwards,
Lectures | 18-22 and upwards | 10 years ago | 820 views
Rating:

Biology operates at two levels: the large scale which we can see and the underlying microscopic one. The amazing way in which intermolecular forces cause protein arrays to self-assemble, enabling Nature to fabricate the large scale components of livi....

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Cells 00:29:00

Social and anti-social cells

by Dawn Walker
Social and anti-social cells
for 18-22 and upwards,
Lectures | 18-22 and upwards | 6 years ago | 870 views
Rating:

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Soil Recovery 00:06:00

Soil Recovery by Re-use

by Akira Ise
Soil Recovery by Re-use
for 14-19 and upwards,
Highschool presentations | 14-19 and upwards | 4 years ago | 860 views
Rating:

Aki decribes her experiments in improving soils using various buffering materials.

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Brand 00:58:00

Stem Cells to Synapses

by Andrea Brand
Stem Cells to Synapses
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 806 views
Rating:

One of the goals of research in neurobiology is the repair and regeneration of neurons after damage to the brain or spinal cord. Before we can understand how to repair the nervous system we must first learn how the nervous system is put together.

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Barnacles 00:06:00

Stream affect barnacles shell direction

by Shokichi Sugihara
Stream affect barnacles shell direction
for 14-19 and upwards,
Highschool presentations | 14-19 and upwards | 4 years ago | 717 views
Rating:

An interesting look at how the direction of water flow affects shell growth in barnacles.

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De Duve 00:52:00

Structural and Functional Organization of the Cell

by Christian de Duve
Structural and Functional Organization of the Cell
for 18-22 and upwards,
Interviews | 18-22 and upwards | 10 years ago | 3140 views
Rating:

Interview with the Nobel Prizwinner for Medicine,1974

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MacKinnon 00:29:00

Structural and Mechanistic Studies of Ion Channels

by Roderick MacKinnon
Structural and Mechanistic Studies of Ion Channels
for 14-19 and upwards,
Interviews | 14-19 and upwards | 10 years ago | 1276 views
Rating:

In this interview MacKinnon, Nobel Prizewinner in Chemistry, 2003, discusses Max Perutz and then his own research. He says his course into science was quite sequacious and he really didn't start science until he was about 30 as he had a strong intere....

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Structural Biology - Lindau-Nobel - Robert Huber - Medicine 2014 00:33:00

Structural Biology and its Translation into Practice and Business: My Experience

by Robert Huber
Structural Biology and its Translation into Practice and Business: My Experience
for 18-22 and upwards,
Lectures | 18-22 and upwards | 5 years ago | 825 views
Rating:

As a student in the early 1960s, I had the privilege to attend winter seminars organized by my mentor, W. Hoppe, and by M. Perutz, which took place in a small guesthouse in the Bavarian-Austrian Alps. The entire community of a handful of protein cry....

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Campbell 01:03:00

Structure and the living cell

by Iain Campbell
Structure and the living cell
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 795 views
Rating:

In this lecture Iain Campbell will discuss methods of studying the structure of molecules and cells and how they have advanced in the 350 years since early microscopes gave the first glimpse of single cells. He will show how modern methods are allowi....

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Anila Mathew 00:33:00

Synthesis and characterization of targeted nano-regulators as potential therapeutic agents for controlling Alzheimer’s disease

by Anila Mathew
Synthesis and characterization of targeted nano-regulators as potential therapeutic agents for controlling Alzheimer’s disease
for 18-22 and upwards,
Postgraduate presentations | 18-22 and upwards | 5 years ago | 841 views
Rating:

In her PhD dissertation lecture, Anila describes the use of nano-particles in the treatment of Alzheimer's Disease.

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Synthetic - L-N - Smith - Medicine 2014 00:34:00

Synthetic Biology for Genetic Engineering in the 21st Century

by Hamilton Smith
Synthetic Biology for Genetic Engineering in the 21st Century
for 18-22 and upwards,
Lectures | 18-22 and upwards | 5 years ago | 705 views
Rating:

Synthetic biologists seek to design, build, and test novel biological systems. We have chemically synthesized a bacterial genome (Mycoplsama mycoides, 1078Kb) and brought it to life by transplantation into the cytoplasm of a related species. We are....

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Targeting the human kinome: 01:13:00

Targeting the human kinome: cancer drug discovery

by Nicholas Lydon
Targeting the human kinome: cancer drug discovery
for 14-19 and upwards,
Lectures | 14-19 and upwards | 4 years ago | 612 views
Rating:

This lecture discusses how the discovery of the Philadelphia chromosome provided the first example of a link between cancer and a recurrent genetic abnormality. This chromosomal translocation, which results in activation of the Abl protein kinase, re....

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telomeres 00:35:00

Telomeres: Telling Tails

by Elizabeth Blackburn
Telomeres: Telling Tails
for 18-22 and upwards,
Lectures | 18-22 and upwards | 3 years ago | 777 views
Rating:

Telomeres protect chromosome ends and help stabilize the genome. Throughout human life and in aging, telomeres often erode down, eventually causing cells to malfunction or die. The highly regulated cellular enzyme telomerase adds telomeric DNA to tel....

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Biology of Striga 00:09:00

The biology of Striga

by Various
The biology of Striga
for 14-19 and upwards,
Lectures | 14-19 and upwards | 4 years ago | 860 views
Rating:

One of the major parasites is striga, a weed that sucks the juice and nutrients from cereal crops such as millet, sorghum and maize and causes great yield losses. A single striga plant can produce hundreds of thousands of seeds. The seeds are so tiny....

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Shine 00:11:00

The breakdown of macro-nutrients

by D'Ondre Shine
The breakdown of macro-nutrients
for 14-19 and upwards,
Lectures | 14-19 and upwards | 9 years ago | 1162 views
Rating:

Presentation on the breakdown of macro-nutrients. The chemical decomposition of macronutrients, which includes carbohydrates, proteins, and lipids.

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Birkhead 00:06:00

The cuckoo egg mystery

by Tim Birkhead
The cuckoo egg mystery
for 14-19 and upwards,
Lectures | 14-19 and upwards | 8 years ago | 1001 views
Rating:

Research discover new reason for cuckoo success

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Anglin 00:06:00

The Development, Treatment and Future of Antibiotic Resistance in Bacteria.

by Branden Anglin
The Development, Treatment and Future of Antibiotic Resistance in Bacteria.
for 14-19 and upwards,
Undergraduate presentations | 14-19 and upwards | 9 years ago | 1597 views
Rating:

Branden Anglin presents on the development, treatment and possible future of antibiotic resistance in bacteria.

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The End of Disease 01:16:00

The End of Disease

by Roger Kornberg
The End of Disease
for 14-19 and upwards,
Lectures | 14-19 and upwards | 4 years ago | 971 views
Rating:

The importance of transcription in cells and its effect on disease.

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the-end-of-evolution-women-s-t-shirts_design 00:29:00

The End of Evolution?

by Various Presenters
The End of Evolution?
for 14-19 and upwards,
Discussions | 14-19 and upwards | 10 years ago | 970 views
Rating:

Have advances in modern medicine put an end to evolution in humans? If not, how is the human race evolving?

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Nurse 01:00:00

The great ideas of biology

by Paul Nurse
The great ideas of biology
for 14-19 and upwards,
Lectures | 14-19 and upwards | 9 years ago | 904 views
Rating:

Three of the ideas of biology are the gene theory, the theory of evolution by natural selection and the proposal that the cell is the fundamental unit of all life. A fourth idea is that the organization of chemistry within the cell provides explanati....

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Smith 00:10:00

The ins and outs of the cell

by Adam Smith
The ins and outs of the cell
for All ages,
Lectures | All ages | 18 years ago | 764 views
Rating:

Functions of the plasma membrane

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Nirenberg 00:39:00

The interpretation of the genetic code and its function in protein synthesis

by Marshall Nirenberg
The interpretation of the genetic code and its function in protein synthesis
for 18-22 and upwards,
Interviews | 18-22 and upwards | 10 years ago | 1163 views
Rating:

This interview starts with Nirenberg (Nobel Prize in Medicine, 1968) giving his recollections of his school years. He remembers going down into some limestone caves in Florida at the age of 13-14. It was full of fossilized large animal bones. In fact....

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the killer defence 00:29:00

The Killer Defence

by Peter Doherty
The Killer Defence
for 18-22 and upwards,
Lectures | 18-22 and upwards | 3 years ago | 689 views
Rating:

Immune surveillance by virus-specific CD8+ cytotoxic T lymphocytes (CTLs), or killer T cells, has long been known to be central to the control of acute infections and some cancers, though the role of CTL memory in the rapid recall of immune protectio....

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Krebs.png 00:03:00

The Krebs Cycle

by Matt Johnson
The Krebs Cycle
for 11-14 and upwards,
Lectures | 11-14 and upwards | 3 years ago | 0 views
Rating:

Matt Johnson explains the Krebs Cycle, its discovery by a University of Sheffield Nobel Prize winner and its role in endurance sports such as cycling.

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Long 00:07:00

The Mother Fish

by John Long
The Mother Fish
for All ages,
Lectures | All ages | 9 years ago | 1423 views
Rating:

Evidence of reproduction by internal fertilization has been discovered in a large group of ancient jawed fish. Embryos discovered within fossils of these animals confirm that live birth in prehistoric times was much more widespread than previously th....

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Noble 01:12:00

The Music of Life

by Denis Noble
The Music of Life
for 14-19 and upwards,
Lectures | 14-19 and upwards | 9 years ago | 1431 views
Rating:

This event at Sheffield University formed part of a series on Arts-Science Encounters. Stories from The Music of Life related by Denis Noble are interwoven with performances of relevant pieces of classical guitar music by the world-class performer, C....

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Blasser 00:09:00

The Neuroscience of Music

by Brooke Blasser
The Neuroscience of Music
for 14-19 and upwards,
Lectures | 14-19 and upwards | 9 years ago | 824 views
Rating:

An introduction to the various effects on the brain of listening to music.

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Partridge 01:00:00

The new biology of ageing

by Linda Partridge
The new biology of ageing
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 733 views
Rating:

Research into ageing has been rejuvenated by the discovery of mutations in single genes that extend the lifespan of laboratory animals. Some of the signalling pathways involved, particularly the insulin/Igf-like pathway, have effects on lifespan acro....

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Maynard-Smith life 01:00:00

The Origin of Life

by John Maynard Smith
The Origin of Life
for 14-19 and upwards,
Lectures | 14-19 and upwards | 10 years ago | 757 views
Rating:

In modern organisms, there is a division of labour between two kinds of molecule: DNA, which stores and transmits genetic information, and proteins, which do all the work. They are connected by the 'genetic code', whereby DNA specifies what kinds of ....

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the origin of reversible 00:30:00

The Origin of Reversible Protein Phosphorylation as a Regulatory Mechanism

by Edmond Fischer
The Origin of Reversible Protein Phosphorylation as a Regulatory Mechanism
for 18-22 and upwards,
Lectures | 18-22 and upwards | 3 years ago | 934 views
Rating:

Reversible protein phosphorylation can be considered one of the most prevalent mechanism by which eukaryotic cellular events are regulated. It is directly involved in numerous pathological conditions, and bacterial and viral diseases. This process wa....

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the origins of cellular 00:31:00

The Origins of Cellular Life

by Jack Szostak
The Origins of Cellular Life
for 18-22 and upwards,
Lectures | 18-22 and upwards | 3 years ago | 746 views
Rating:

The complexity of modern biological life has long made it difficult to understand how life could emerge spontaneously from the chemistry of the early earth. We are attempting to synthesize simple artificial cells in order to discover plausible pathwa....

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Crane 01:04:00

The origins of flowers

by Peter Crane
The origins of flowers
for 14-19 and upwards,
Lectures | 14-19 and upwards | 9 years ago | 756 views
Rating:

Flowers are such a ubiquitous and familiar part of our modern world that it is easy to take them for granted. But as Darwin recognized, the exquisite details of their structure and appearance have been shaped by evolutionary processes over millions o....

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Wolpert D2 01:08:00

The Puppet Master: How the brain controls the body

by Daniel Wolpert
The Puppet Master: How the brain controls the body
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1035 views
Rating:

The effortless ease with which humans move our arms, our eyes, even our lips when we speak masks the true complexity of the control processes involved. Professor Daniel Wolpert explains how the brain deals with this and can perform optimally in the p....

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The Revolution - L-N - Ciechanover - Medicine 2014 00:32:00

The Revolution of Personalized Medicine: Are We Going to Cure All Diseases and at What Price?

by Aaron Ciechanover
The Revolution of Personalized Medicine: Are We Going to Cure All Diseases and at What Price?
for 18-22 and upwards,
Lectures | 18-22 and upwards | 5 years ago | 916 views
Rating:

Many important drugs such as penicillin, aspirin, or digitalis, were discovered by serendipity - some by curious researchers who accidentally noted a "strange" phenomenon, and some by isolation of active ingredients form plants known for centuries to....

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LaBarbera 00:06:00

The Role and Species of Beetles Worldwide

by Vinnie LaBarbera
The Role and Species of Beetles Worldwide
for 14-19 and upwards,
Undergraduate presentations | 14-19 and upwards | 9 years ago | 835 views
Rating:

Vinnie LaBarbera presents on the role and species of beetles worldwide, including some slides of his own work at the FSU Biological Sciences Department.

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Massaglia 00:11:00

The Science of Addiction

by Emmaline Massaglia
The Science of Addiction
for All ages,
Undergraduate presentations | All ages | 9 years ago | 841 views
Rating:

This presentation deals with common additives in cigarettes, including nicotine, and how these affect your body.

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Chillies 00:04:00

The Science of Chillies

by Various Presenters
The Science of Chillies
for 14-19 and upwards,
Highschool presentations | 14-19 and upwards | 4 years ago | 974 views
Rating:

These things are HOT! - and have a variety of biochemical effects.

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Gibson 00:06:00

The Science of Love

by Maeghan Gibson
The Science of Love
for All ages,
Undergraduate presentations | All ages | 9 years ago | 1098 views
Rating:

A brief look into the physical, biological, chemical and behavioral attributes that humanity shares with other members of the animal kingdom focusing on studies done on Jamaican dancers, Belding's ground squirrels, human MHC and others.

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Toybox 2 cells 00:03:00

The social life of cells

by Rod Smallwood
The social life of cells
for 18-22 and upwards,
Lectures | 18-22 and upwards | 6 years ago | 839 views
Rating:

How do cells communicate with each other?

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Means 00:48:00

The Wild, Wild World of the Florida Panhandle

by Bruce Means
The Wild, Wild World of the Florida Panhandle
for 14-19 and upwards,
Lectures | 14-19 and upwards | 9 years ago | 1059 views
Rating:

D. Bruce Means gives a presentation of the ecological and biological diversity of the region around the Florida panhandle. Dr. Means gave particular attention to the unique climate and environment of the area. He lists the region as one of six biol....

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RS Fisher 00:58:00

The Zoological World of Edward Lear

by Clemency Fisher
The Zoological World of Edward Lear
for 14-19 and upwards,
Lectures | 14-19 and upwards | 6 years ago | 977 views
Rating:

Clemency Fisher is Curator of Vertebrate Zoology at National Museums Liverpool. Edward Lear is most famous for his Nonsense Rhymes, such as “The Owl and the Pussycat” and “The Quangle Wangle’s Hat”, but he was also a talented zoological art....

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Leyser 01:02:00

Thinking like a vegetable: how plants decide what to do

by Ottoline Leyser
Thinking like a vegetable: how plants decide what to do
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 782 views
Rating:

Plants monitor a wide range of information from their surrounding environment. They combine information of multiple sorts, and respond in an appropriate way. In plants there is no brain, and the information processing is distributed across the plant ....

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Faragher 01:06:00

Three score years and then? The new biology of ageing

by Faragher Richard
Three score years and then? The new biology of ageing
for 14-19 and upwards,
Lectures | 14-19 and upwards | 9 years ago | 697 views
Rating:

Ageing is the single greatest challenge facing our society today. Recent breakthroughs have demonstrated that it is possible to combine a long life with the absence of age-related disease. Scientists at the forefront of this research will explain the....

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Tickling Worms 00:32:00

Tickling Worms – Surprises from Basic Research

by Martin Chalfie
Tickling Worms – Surprises from Basic Research
for 18-22 and upwards,
Lectures | 18-22 and upwards | 4 years ago | 785 views
Rating:

Research, at least my research, has never been linear. I have found that my lab and I often double back on problems after years of inactivity or go off in entirely new directions as dictated by the work and people's interests This lack of direction r....

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Michael 00:08:00

Tissue Engineering

by Mariah Michael
Tissue Engineering
for 18-22 and upwards,
Undergraduate presentations | 18-22 and upwards | 9 years ago | 779 views
Rating:

Mariah Michael discusses the burgeoning field of tissue engineering and the research being done at Wake Forest University under Dr. Anthony Atala. Each year, thousands of patients die while waiting for an organ transplant. With this technology, patie....

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Tissue engineering - Osman 00:14:00

Tissue engineering

by Nadir Osman
Tissue engineering
for 18-22 and upwards,
Lectures | 18-22 and upwards | 6 years ago | 848 views
Rating:

The challenge of tissue-engineering - a repair material for use in pelvic floor surgery

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Cleft palate - Bye 00:13:00

Tisue Engineering of the Cleft Palate

by Frazer Bye
Tisue Engineering of the Cleft Palate
for 18-22 and upwards,
Postgraduate presentations | 18-22 and upwards | 6 years ago | 991 views
Rating:

Overview of research that seeks to find a better intervention to correct a cleft palate

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