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Earth's physical resources: renewable energy
Science, Maths & Technology

Earth's physical resources: renewable energy

...systems in Germany. Photovoltaic and solar thermal panels Solar power stations in Holland generate energy, even on cloudy days. Examining the photovoltaic schemes in operation in the UK and the rest of Europe. Wave and tidal energy Will wave energy eventually overtake wind power? A look at today's technology in operation and the offshore devices of the future. Geothermal...
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Audio 41 mins
Smarty pants: wearable electronics will recharge your life
Science, Maths & Technology

Smarty pants: wearable electronics will recharge your life

...systems needed to charge them. The body electric Piezo is a term derived from a Greek word meaning to squeeze or press, and piezoelectric materials generate electricity when they are pressured or twisted – enabling development of shoes, clothing or recreational gear that generate electricity from movement. Flexible batteries can be used to store the captured energy from...
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Article 5 mins
Humans better at rapid change than we think
Nature & Environment

Humans better at rapid change than we think

...systems in Cuba. They even suggest that the eruption of the Eyjafjallajökull volcano in Iceland in 2010, which halted northern European air travel overnight, prompted businesses and individuals to adapt almost instantly to the loss of a transport link previously thought indispensable. But while the authors argue that we need drastic change and need it now, they...
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Article 5 mins
Good Mock COP, Bad Mock COP
Education & Development

Good Mock COP, Bad Mock COP

...Systems at the Open University, live from the real COP26 negotiations.] Pupils were thrilled to hear from Dr Leslie Mabon, Lecturer in Environmental Systems at the Open University, live from the real COP26 negotiations. With the stage set, teams then set out their positions in opening statements to the conference. Teams took part in three rounds of negotiations, these...
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Article 10 mins
Emmy Noether: Bucking the historical trends
Science, Maths & Technology

Emmy Noether: Bucking the historical trends

...system we can always find a conserved quantity. This means that if, after some transformation, the system looks the same, then there must be some measurable quantity that does not change. Conserved quantities are common in physics, the most famous of which is energy, which cannot be created or destroyed. It is Noether's theorem that relates this conservation law to the...
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Article 5 mins
The secrets of the brain
Science, Maths & Technology

The secrets of the brain

...System] Cerebrospinal System The brain is surrounded by a protective liquid called cerebrospinal fluid, or CSF, that acts as a cushion when we bang our head. This liquid is created in, and fills in, the cavities in the middle of the brain called ventricles. It also covers and protects the spinal cord. The brain is purposefully floating inside the skull, so its total...
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Article 10 mins
How have the Conservatives overtaken Labour for the British Indian vote?
Society, Politics & Law

How have the Conservatives overtaken Labour for the British Indian vote?

...system also puts him at odds with those British Hindus and Sikhs who object to politicians intervening on culturally sensitive issues. They have found the Conservatives to be more sympathetic to their concerns. Conservative charm offensive Following the election of Indian Prime Minister Narendra Modi in May 2014, the Conservative government has stepped up its Indian charm...
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Article 5 mins
The story of infection
Health, Sports & Psychology

The story of infection

...system is weak. And unfortunately, TB has taken advantage of infection with another pathogen: HIV – the virus that causes AIDS. One consequence of HIV is that it supresses the immune system. If an individual infected with HIV has dormant TB, then often active tuberculosis will follow; this co-infection has been a major reason why TB has taken hold and become much more...
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Article 5 mins