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...

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...

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...

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...

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...

Do stars form outside galaxies? What causes ringing in the ears? How fast does force propagate? Why do spectacles still work when worn backwards? Is...

Are candles environmentally unfriendly? Why does tinfoil touching a filling set my teeth on edge? What colour does a dead chameleon go? Does...

Can new technologies probe human thoughts and feelings without us even realising? This week we talk to a researcher who's using mobile phones to tap...

How do archaeologists locate, conserve and recover historical treasures from old shipwrecks? What is erosion revealing on the foreshores of the River...

This week, how immune cells can be caught on camera as they exit blood vessels, a new design of lensless microscope and one that sees cells in 3D,...