582 results found for 14-19-year-olds

A (fairly) light-hearted explanation of the process of in vitro fertilisation in humans. Winner of the Kroto Prize for Innovative Use of Technology in Science Learning 2016.

A magnetic tunnel junction is a device with two magnets separated by a very thin non-magnetic barrier. The two magnets can be aligned parallel or antiparallel. The electrical resistance of this devices depends on the alignment. This video illustrates....

The early (mid 1990s) work on the electronic spectroscopy was carried out by John Maier's group, trapping C60+ in a neon matrix in this apparatus.

John Maier's team at the University of Basel solved the riddle of C60+ in 2015.  In this brief view Colin Byfleet looks at the unique apparatus used in John's work.

The presentation the solution to this long-standing puzzle occurred at a most serendipitous moment.  John Maier, Professor of Physical Chemistry at the University of Basel reveals the momentous details.

John Maier, Professor of Physical Chemistry at the University of Basel, describes the journey from the prediction of C60+ in 1987, through tentative assignment of its electronic spectrum by Radioastronomy, measurement in a neon-matrix and finally, in....

Rosie Bolton describes the importance of this huge project and some of the interesting problems which needed to be solved in its planning and implementation.

Naresh Dalal is interviewed by Harry Kroto about his eventful life in Chemical Physics.

Kant, in possibly his most celebrated essay, defined the Enlightenment as: Man’s emergence from his self-imposed period of immaturity. This immaturity is the inability to use one's own understanding without another's guidance. Without the freedom t....

Mark Hindmarch talks about our understanding of how we explain the immediate aftermath of the Big Bang.

Roy Darlington explains the attractions of the remarkably simple Stirling engine

Jonathan talks to a real exoert about the science of balance.

What is there in your computer which is attractive to bacteria and fungi?

Norman Billingham talks to Jonathan Hare about the science and ethics of preservation and conservation.

Jess describes her route into Chemistry

Sussex University has always supported unusual, interdisciplinary and innovative faculties. A good example of this was the Nitrogen Fixation Centre. Jeff Leigh was part of this exceptional work who's aim was to discover how nature uses nitrogen to cr....

Pupils of Wilhelm Raabe School in Hanover....

Joining Philip Schlenoff is Dr. Jeff Owens, from the Physics department at Florida State University, to answer some physics and astrophysics-related questions!

Florian Hollfelder is based in the Department of Biochemistry at the University of Cambridge. He is interested in mechanism in chemistry and biology. Here he describes using principles of natural selection to make functional proteins.

Directrice de Recherche Patricia Bassereau, Institut Curie Centre de Recherche Laboratorie Physico-Chimie, France, speaks on bioinspired membrane-based systems for a physical approach of cell organization and dynamics: usefulness and limitations.

Stephen Hyde is Professor in the Department of Applied Mathematics and the Research School of Physics and Engineering at the Australian National University in Canberra. Taking the popular children's game as a starting point, he asks whether crystalli....

Yuru Deng is an Assistant Professor at the National University of Singapore with a background in dentistry. Here she discusses the enigmatic functions of biological cubic membranes.

George Whitesides is the Woodford L. and Ann A. Flowers University Professor of Chemistry at Harvard University. Best-known for his work in NMR spectroscopy, organometallic chemistry, molecular self-assembly and nanotechnology, here he introduces sof....

The sight of a little warbler feeding an enormous cuckoo chick has astonished observers since ancient times. It was once thought that cuckoos were unable to raise their own young because of defective anatomy and behaviour, and so other birds were onl....

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

Tom looks at the intriguing differences between three states of matter

A fascinating discussion between two humanoids about the mystery force of gravity.

Chiho describes her important work in looking for varieties of wheat which could help increase food production in arid areas.

Tomoha describes her work in helping preserve this threatened species of plant.

Nao describes her work in investigating the ways in which wheat can be made to cope with the higher temperatures expected from global warming.

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

How iron powder can catalyse bacterial production of hydrogen.

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

The cell wall is a crucial structure found in almost all bacteria. It is the target for our best antibiotics and fragments of the wall trigger powerful innate immune responses against infection. Surprisingly, many bacteria can switch almost effortl....

Sir Paul Nurse, President of the Royal Society and Lord Stern, President of the British Academy, discussed the new opportunities – and need – for collaboration between the traditional academic disciplines to respond to the big issues of our time,....

Find out what we have learnt from the outbreak so far (March 2015) and what is being done to ensure continued resilience to epidemic scenarios.

Join us as we celebrate International Women’s Day by exploring the history of women writing about science.  How did early women scientists use writing in order to further their careers? In which ways were they limited by their gender? What influen....

The discovery of the Higgs boson at CERN’s LHC accelerator in 2012 by the ATLAS and CMS collaborations was the culmination of a decades-long search that had started in 1964 with the proposal of this unique particle, a signature of the origin of the....

For over 50 years scientists have been working to understand Antarctica’s contribution to sea level. For much of this time there has even been disagreement about if this massive ice sheet is growing or shrinking. In 2012, advances in data analysis....

Chemistry has progressed in a way few outsiders appreciate. It underpins many other sciences; from genomics and molecular biology, food and sports science, through to cosmology and planetary science. Why hasn't the public impression of chemistry evol....

Fossil resources are limited and their CO2 emission strongly contributes to the global warming which is mainly responsible for the increasing appearance of natural catastrophes. Renewable biomass which can be converted into various forms of usable en....

The accidental discovery of this wonderful tool has changed the face of biology.

Intracellular synthesis is immensely fast and complex.

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

How genes act to control the functioning of cells.

Jacqueline Hopson is a PhD student at the University of Exeter, who has just published a paper on the demonization of psychiatrists in fiction in The Psychiatric Bulletin.  Raj Persaud discusses with her why her research leads her to believe that ps....

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....

Striga (witchweed) is a parasitic weed that seriously constrains the productivity of staples such as maize, sorghum, millet and upland rice on some farms in Uganda.  Kilimo Trust supported this initiative to try and control its spread.

Amongst the Nobel Laureates lecturing in Lindau, Sir Harold Kroto would probably earn the award for the most unusual and characteristic way of presenting. This lecture, which is the first he ever gave in Lindau, is no exception. Kroto`s way of presen....

Children are not the only ones who instinctively appreciate the elegant beauty of highly symmetric structures such as the soccer ball and “play” with them. Artists, architects, scientists, mathematicians and engineers are also fascinated by elega....

Cameron gives a review of the study of snowflakes and some interesting points about of how our knowledge is still inadequate.

An interesting and very amusing account of the propblems of fractures occurring in sport

Aditya and William give a cartoonists vision of this important subject.

A very interesting survey of the current knowledge of these strange beasts.

A fun view of a serious subject. Lilya and Shiza take a look at how memories are made.

Is there a collision between conserving a single rare species and much wider habitat preservation.

How these ultra-large objects indicate the presence of both dark matter and dark energy.

You've probably never thought of falling in love in this way before.

A look at the various ways we store and information.

A splendid cartoon.

This short piece asks some intriguing questions.

This video shows a terrific selection of superconducting demonstrations and explanations.

This talk introduces the basic ideas of machine learning, and illustrates them with application examples. It argues that while machine learning and "big data" analysis currently mainly focuses on statistics; the causal point of view can provide addit....

30-minute lecture about the physics of hyperfine interactions, and about how to calculate hyperfine interactions by the WIEN2k DFT code

Learning English Language. Comparative and Superlative of Adjetives

Learning English Language. Relative Clauses

Learning English Language. Relative Clauses

Learning English Language. Passive Voice

Learning English Language. Passive Voice

Learning English Language. Conditional Sentences

Learning English Language. Indirect Speech

Learning English Language. Indirect Speech

Learning English Language. Conditional sentences

Learning English Language. Conditional sentences

Learning English Language. Modal verbs

Learning English Language. Modal verbs

Learning English Language. Present Simple and Present Continuous

Learning English Language. Past Simple and Past Continuous

Learning English Language. Future: 'be going to' and 'will'

Learning English Language. English Articles

Learning English Language. Countable, uncountable nouns and quantifiers

Learning English Language. Using an English Dictionary

Learning English Language. Academic Writing

Learning English Language. Academic Writing

Infectious diseases rank among the gravest threats to human health alongside global warming and terrorism. New strains continue to evolve every year and can spread rapidly. The consequences can be devastating. The 1918 Spanish flu killed an estimated....

To grow tissues in our body two key types of DNA control how, where and when to build essential proteins. Recent comparisons of mammal genomes show that instructions coding how to build proteins are similar across diverse species. In contrast the gen....

Most of the data we generate and receive (whether emails, tweets, videos or mobile calls) are now carried by optical fibres, which use light to transmit vast quantities of information over trans-oceanic distances. The use of hundreds of wavelengths ....

What role do literature, science and policy play in protecting the planet? Fifty years since the death of conservationist Rachel Carson, we look at her masterpiece Silent Spring, and ask: "What have we learnt? Listen to our panel of experts: author ....