Do you burn more calories when thinking?

How can we extract energy from waste? In this week's Naked Scientists we explore the technology that turns muck into methane and consider the fertile issue of nutrient overload resulting from returnin...

4 Mars 201259min

What's the point of earwax? Does WiFi damage the brain? Can a mobile phone in a trouser pocket dent a man's fertility? In this week's science Q and A show we also brush up on how they get the stripes ...

26 Feb 201259min

A new liquid crystal laser that can dial-up any wavelength of light you need, a laser-powered projector technology that turns any surface into a touch-screen, and a laser that fires salvoes of X-rays ...

19 Feb 201259min

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 o...

12 Feb 20121h

Could diet foods be making you fatter? How do we learn to like the foods we eat? This week, we indulge in the science of appetite, diet and diabetes. We'll find out how our early experiences of foo...

5 Feb 20121h

Has all the air in the world been breathed before? Are any viruses beneficial to health? Can naked farts transmit diseases? You set the agenda in this Naked Scientists Question and Answer show in w...

29 Jan 201259min

Could a ray of sunshine hold the key to preventing MS, diabetes and even bowel cancer? Vitamin D - made naturally in skin exposed to strong sunlight - appears to reduce the risk of developing these, a...

22 Jan 201259min

Where do you stand on becoming part person, part machine? This week we hook up with three pioneers in the field of cybernetics including walking cyborg Kevin Warwick, who volunteered his own nervous s...

15 Jan 20121h 1min