5 Live Science Podcast

On the latest edition of the Naked Scientist: More on the Mars Curiosity expedition. Why we eat less food as we get older? And why does tin foil placed behind a radiator generate more heat in a room?

On the latest edition of the Naked Scientist: NASA's mission to the red planet. Do elephants purr? And how do supermassive black holes form?

Dr Karl and Dr Rhod discuss how much you should chew food, why some substances conduct electricity while others don't, and what's going to happen as the world's supply of Helium runs down.

In this edition - It's the first week of the 2012 Olympics, and the Naked Scientists have been looking at what science is doing for Team GB, with the help of Sir Steve Redgrave.

Dr Rhod and Dr Karl discuss blood pressure (What affects it?), long bridges (How strong do they need to be?) and teenagers (How do you interest them in science?)

Dr Chris Smith tells Dotun about the rage of rats and new developments in our knowledge of DNA and RNA

Dr Karl and Dr Rhod are on hand to answer science questions posed by our texters, emailers and callers.

Dr Chris Smith and company talk trout snouts, galaxies with no stars and discuss a very surprising new use for silk.

Rhod Sharp and Dr Karl are joined by Steven Goldfarb from CERN to answer questions about the search for the Higgs Boson.

Dr Chris Smith and the Naked Scientists with the week's science news. Do we have the Higgs Boson and why were Cambridge scientists sending a detonation inside a tube seven times around an auditorium?