Question of the Week

Lucka Bibic went in search of cavemen's names...

How do octopuses camouflage if they are colour blind?

How do active noise cancelling headphones work?

Solomon emailed in to ask how cooking food affects the process of digestion.

Jeff asked whether we could recognise and understand an encrypted message from space.

Is it true that there is no restriction for an elevator ascent but not for desent?

Do you get the hiccups after a super spicy curry? We try to find out why.

Is it possible for two planets to share the same orbit?

People can certainly smell whiffy and sometimes this is attractive, other times not...

Why do some lucky people seem never to get bitten? Is it just a myth?

The number of stars in space is huge, so why is it so chilly?

Listen back to your voice on an answerphone and you might be quite surprised by the sound.

Felicity Bedford spoke to geneticist Walter Bodmer to find out why faces are so variable

Listener James wanted to know what the dark circles under your eyes are for.

What causes somnambulism and can we stop it?

Climate change is bad news for polar bears. What would happen if we gave them a new home?

Jess wanted to know what would happen if she plucked a guitar in space...

Winter is coming and with it comes a runny nose but how can we stop a snotty hooter?

It would appear that people on go bald on their heards, but why? And why not elsewhere?

Everyone likes a room with a view but why? Is it innate or do we learn to love a vista?

Could zombies become real?

What wind speed does it take to tip a lorry?

Why do power lines make so much noise?

Why is gooseberry jam red, when gooseberries are green?