Question of the Week
Featured
27 April 2017
David wanted to know why the blue lights he saw in Christmas trees were often harder to make out. Izzie Clarke spoke to Dr George Dobre from Kent University to shed some light on the issue.
27 June 2017
Is it possible to create noise-cancelling headphones, but for an apartment?
13 June 2017
Does being hot help to warm up your muscles quicker?
15 May 2017
Like with physical exercise, if we practice difficult mental tasks, does our endurance at those tasks improve over time?
08 May 2017
Why does a piano's A sharp sound different to a trumpet's A sharp?
27 April 2017
In fairy lights the blue ones can be harder to resolve: why?
10 April 2017
Why do missiles in films make a descending sound as they fall?
27 March 2017
Does one or two steps at a time require more energy, and which is better for a work-out?
20 March 2017
Can HIV be transferred through a mosquito bite?
13 March 2017
Is it better to throw your old bulbs out immediately, or only as they break?
03 March 2017
When we drink a cup of tea, how much of it comes straight back out?
20 February 2017
If we put a giant mirror in space, could see Earth a million years ago?
13 February 2017
How did birds survive the dinosaur mass extinction?
24 January 2017
Listener Tim got in touch to ask: Why do the poles go north-south as opposed to east-west?
23 January 2017
Do ants or other insects feel pain in the same way as humans do? And what does it have to do with robots?
16 January 2017
What would happen if one could somehow pee standing on the moon?
05 December 2016
Water is hydrogen and oxygen, both of which are used in combustion...
28 November 2016
Why is it when we break a magnet in half, we get two new magnets?
24 October 2016
Why don't you get thrown backwards when you switch on your torch? Kerstin Göpfrich made he
16 October 2016
Could a jaunt to Jupiter be the physics-version of anti-wrinkle cream?
10 October 2016
Is soap really all it's cracked up to be?
26 September 2016
Could testing of nuclear weapons lead to earthquakes?
19 September 2016
Could your pet be fooled by fake pills?
12 September 2016
Clothes dried on a washing line can end up crunchy and stiff. Why does this happen?
22 August 2016
Find out how you can unlearn something that you have already learned!