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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Will Climate Change Cost the Earth?

Will Climate Change Cost the Earth?

What does climate change have in store for the future? What will it mean for the man, or woman, in the street? How will it hit the global economy, and what can businesses do to fight back? This week, ...

13 Okt 201453min

Powering the Future

Powering the Future

For years we have relied on fossil fuels to produce the light, heat and energy we need to live and work. But these supplies are diminishing, and polluting our environment. So can renewable resources s...

6 Okt 201459min

Alien Hunters: The Search for ET

Alien Hunters: The Search for ET

This week, is there anybody out there? We're pushing at the boundaries of science in the search for ET. We take a magnifying glass to the big questions: what is life, where can we find it and could we...

27 Sep 201452min

Can you 3D-print me a new kidney?

Can you 3D-print me a new kidney?

This week, are we on the verge of being able to print a new kidney or liver? And will every home soon have a machine in it to make medicines so we don't need to head off to the chemist for a dose of a...

20 Sep 201453min

Hack Attack!

Hack Attack!

Have you been hacked? This week we examine the risks from public WiFi, why the Internet of Things is jeopardising the security of your home, the threats frequently lurking inside innocent-looking docu...

15 Sep 201458min

Does nature do it better?

Does nature do it better?

This week we're looking to nature to solve some of today's biggest problems - from climate change to water shortages. We hear how spiders hold the key to making the strongest material known to man and...

8 Sep 201454min

Nuclear Fusion

Nuclear Fusion

This week, we're exploring Nuclear Fusion, the power source of the sun. What is it and how can it help us on Earth? We visit the JET fusion facility to watch a test firing, we hear how lasers can be u...

1 Sep 201455min

The Naked Scientists in New Zealand

The Naked Scientists in New Zealand

Dr Chris Smith goes down under for this special report from New Zealand. In this podcast we discuss lasers that are helping us understand how molocules are formed, using viruses as antibiotics and the...

25 Aug 201453min

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