What an awful sound - cracking your knuckles! Listen in to Rob and Neil to find out if it's a useful skill or just an annoying habit

Was Charles Darwin the only man with ideas about evolution? Rob and Neil talk about someone else who discovered it first.

What are the modern day dilemmas in using a lift? Rob and Neil discuss the awkwardness and irritation of being in one

Should young people be made to vote in elections or should they be able to choose? We discuss the ideas behind compulsory voting

What do we need our chin for? Rob and Finn discuss how we got them and what the shape of them says about us

Why do gibbons sing duets and what has this got to do with the evolution of the human language?

Skinny models: What does the law say about walking the catwalk?

The dangers of computer games. How good are they for our health?

It's amazing! What part of our body have scientists discovered can heal and help us?

Do you chew gum and what do you do with it when you've finished? Listen to Rob and Finn discussing the history and chemical properties of gum and why...