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

22 October 2019

Is it ethical to grow a brain organoid in a dish? And what's a shooting star?

18 October 2019

Is brown sugar better for you? Why have only 28 days in February? Does diluting alcohol reduce the chances of getting...

10 October 2019

What will phenomics mean for medicine? And what is consciousness?

27 September 2019

What makes a brain creative? How do viruses, and the flu, evolve? And why does 2 degrees of global warming matter?

20 September 2019

The global climate strike, does blood letting benefit blood pressure, and why vaseline melts in the pan but not in the...

11 September 2019

Is flying a threat to glaucoma? Do blood groups affect diet? Is 5G harmful to my health?

06 September 2019

Chris Smith takes on your questions. Do wild animals snore? Does menthol make your breath colder? And more...

30 August 2019

How can you find natural water sources? Can stem cells repair eye conditions?

23 August 2019

Answering questions on body hair, nuclear disasters, and surviving a falling lift...

16 August 2019

From magnets, to chemotherapy, to getting sick from putting your car heater on...

06 August 2019

Why do men go bald starting on top? Can you really get TB of the spine? Chris Smith has the answers.

26 July 2019

From trees and climate change, to electric shocks from tracksuits... Chris Smith has the answers.

19 July 2019

How did the Moon form? And can my Tourette's make me speed?

12 July 2019

More answers from Chris Smith. What's the link between diabetes and amputation? What causes shingles?

05 July 2019

It's that time of the week... Chris Smith tackles your science questions!

03 July 2019

Why do flies exist? Could sound propel a spaceship? Why do humans have receptors for tetrahydrocannabinol in their...

28 June 2019

Why does crying make your voice shake? Why does my eyelid twitch sometimes?

26 June 2019

The giddying effects of booze, why some people always regard the glass as half full, and why did Chernobyl explode?

21 June 2019

How intense can deja-vu be? Why does gravity attract mass?

19 June 2019

What's the best position for sleeping? And why does fog rise from a lake surface on a cold morning? Dr Chris has...

14 June 2019

Chris Smith answers your questions. Why do bright lights trigger sneezes? How does a master-key work? And more

12 June 2019

What causes stomach butterflies, does fog really lift, and do skin creams stop the ageing process?

07 June 2019

Chris Smith takes on YOUR questions. Why do we blush? How do you lose a sense of smell? And more...

24 May 2019

Chris Smith answers YOUR questions... Does Vitamin-C cure a cold? Why do car wheels move in reverse in films?