Science phone-in podcasts answering science questions and discussing topical science news stories...

16 January 2009

How does Solar heating work? What is Sciatica? What's the point of space exploration? We tackle these challenges...

09 January 2009

Would a matchbox spark in space? How do re-igniting candles work? How does an energy-saving lightbulb work? Does the...

19 December 2008

Why do we have Adam's Apples? Do other primates have them? When we find new species are they due to evolution? Why...

12 December 2008

Will gravity ever pull our moon into a collision with earth?

05 December 2008

How do spy satellites work? Is it true the US Military can control our GPS? How do we know the centre of the earth is...

28 November 2008

What would happen if we didn't have tides? If our moon continues moving away from us, will it affect our tides?...

21 November 2008

Can time ever stand still? could we look back in time with a telescope? Could we see and stop a meteor in space? We...

14 November 2008

Why do sea levels vary around the world? Why are there 2 tides? What is Autism? How were the colleges of Cambridge...

07 November 2008

Why are stars and planets round? Could a helium balloon ever continue into space? Is the moon bombarded with asteroids...

31 October 2008

How are gemstones formed? Why do we get brain freeze when eating Ice Cream? What is Renault's disease? We find out...

24 October 2008

Is it possible to make a car go 1000mph? Should we believe our cars or our Sat-Navs when calculating our speed? Why can...

17 October 2008

Why are some clouds dark? Why don't bees stick to their own honey? Why is UV light good for skin conditions, when...

10 October 2008

Why are Ghekkos feet so sticky? Can it snow on mars? Is it possible for someone to spontaneously combust? We answer...

03 October 2008

What is fusion? Can we achieve cold fusion? How useful is nuclear power and is it safe? We look into these questions on...

26 September 2008

What colour will the end of the universe be? How can the moon look orange? Why can't we fly individually with...

19 September 2008

Plus why an alternator connected to an electric car is a non-starter...

11 September 2008

What is the Large Hadron Collider? How can a particle accelerator simulate the big bang? What are our options for...

05 September 2008

Could you stop yourself ageing by travelling at the speed of light? Why aren't we full of someone else's DNA...

29 August 2008

What is a flame? How do fireworks control their explosions? Why is it impossible to swat flies? Dr Chris tackles these...

22 August 2008

How do planes make shadows on the clouds? Can mosquitoes transmit HIV? Which sense do we lose last under anaesthetic?...

15 August 2008

How do we weigh the Earth, what's the basis of diabetes, does dandruff really trigger rain and clone alone - who...

08 August 2008

When is wood not safe to burn? What makes poisonous plants dangerous? Could you get a satellite to orbit the moon? This...

01 August 2008

Is it dangerous to feed nuts to babies? Can dogs get hayfever? Where does the static on your radio come from? All these...

25 July 2008

Why does our head hurt when we eat too much ice cream? How is it possible to communicate with people on the other side...