Reclaiming Wasted Watts - Thermoelectric Generators

Reclaiming Wasted Watts - Thermoelectric Generators

Over two-thirds of the energy in the fuel you put into your car is wasted, most of it in the form of heat that exits along the exhaust pipe. The same is true of large-scale power stations, which are only 50% efficient at best. But now researchers are bringing 200 year old physics to bear against the problem by developing thermoelectric generators (TEGs) that can turn waste heat into useful electricity and this week we find out how. Plus, news that disguising cancer cells as Salmonella could hold the key to producing effective anti-cancer vaccines, why the Y chromosome boosts heart attack risk,... Like this podcast? Please help us by supporting the Naked Scientists

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How to Save a Life

How to Save a Life

This week we find out what it takes to save a life, from doctors performing open chest surgery in the street to helping people recover in the longer term from severe brain injuries. Plus, news of a re...

21 Sep 201554min

Climate Change: Making Waves?

Climate Change: Making Waves?

Climate change - and concerns about rising levels of carbon dioxide in the atmosphere - are often in the headlines. However, looking back in the history of the earth, it's clear that this isn't the fi...

14 Sep 201557min

Hands-on, Minds Open: The Changing Face of Science

Hands-on, Minds Open: The Changing Face of Science

This week we're asking whether scientists and technologists are in short supply, and how the way that we teach science in schools is changing: some classrooms are pumping out published papers! Plus, i...

7 Sep 201553min

Pluto, at Long Last...

Pluto, at Long Last...

This week is a very special, edition of the Naked Scientists as we dedicate a whole hour to the world's favourite dwarf planet - Pluto. But how did it get there in the first place? What has the New Ho...

31 Aug 201558min

Truth and Beauty: The Hidden World of Symmetry

Truth and Beauty: The Hidden World of Symmetry

On the face of it, symmetry may seem simple, but diving beneath the surface reveals a whole new world. Over the last 100 years, the mathematical idea of symmetry has proved to be a guiding light for t...

22 Aug 201556min

The Yuck Factor: Why We Find Things So Disgusting

The Yuck Factor: Why We Find Things So Disgusting

We delve into the disgusting to discover the emotion of disgust and how it affects our lives. From cockroaches dipped in juice to the importance of sanitation, no topic is off limits as we find out ab...

17 Aug 201558min

Graphene

Graphene

Hundreds of times stronger than steel, transparent, an excellent electrical conductor, and weighing next to nothing, graphene is hailed as a wonder material. But what is it doing for us now? And where...

10 Aug 201558min

Meet your Sex Hormones

Meet your Sex Hormones

Hormones are the driving force behind reproduction and are what make us keen to go make babies. We follow some of these hormones to hear how they have an influence from birth to death, and also the un...

3 Aug 201556min

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