Hannah Fry and Dara Ó Briain tackle listeners' conundrums with the power of science!
Radio 4,·155 episodes
The Cosmic Egg
How do we measure the age of the universe?
02 Mar 2018,·30 mins
The Atomic Blade
What makes things sharp?
01 Mar 2018,·23 mins
The Tiniest Dinosaur
Which is the tiniest dinosaur?
28 Feb 2018,·29 mins
The Enigma of Sex, Part 2
Why don't we have more than two sexes?
27 Feb 2018,·22 mins,·
The Enigma of Sex, Part 1
Why does sex exist? And why aren't we all the same sex?
26 Feb 2018,·24 mins,·
Goldfinger's Moon Laser
Could we shoot a laser to the moon?
12 Jan 2018,·24 mins
The Curious Face Off
Are machines better than humans at identifying faces?
11 Jan 2018,·25 mins
The Cosmic Speed Limit
Can anything travel faster than the speed of light? Drs Rutherford and Fry investigate.
10 Jan 2018,·22 mins
The Dreadful Vegetable
Why don't children like vegetables?
09 Jan 2018,·30 mins
The Baffled Bat
How do bats echolocate? And why don't they get confused by neighbouring signals?
08 Jan 2018,·25 mins
Adventures in Dreamland
Why do we dream? Drs Rutherford and Fry delve into the science of sleep.
29 Sep 2017,·24 mins
The Shocking Surprise
Why do we get static shocks? Our science sleuths try to crack another case.
28 Sep 2017,·28 mins
The Sticky Song
Why do tunes get stuck in our heads? And what makes some songs stickier than others?
27 Sep 2017,·24 mins
The Polar Opposite
What would happen if the Earth's magnetic poles flipped?
26 Sep 2017,·19 mins
The Curious Cake-Off
How to make the perfect sponge using the power of science.
25 Sep 2017,·19 mins
Kate Bush's Sonic Weapon
Can sound kill? Inspired by a Kate Bush song, we ask whether sonic weapons could work.
16 Jun 2017,·21 mins
Itchy and Scratchy
Why do we itch and should we scratch?
15 Jun 2017,·21 mins
The Dark Star
The science sleuths investigate the question 'What's inside a black hole?'.
14 Jun 2017,·23 mins
The Burning Question
What is fire? Is it a solid, liquid or a gas? Adam Rutherford and Hannah Fry investigate.
13 Jun 2017,·18 mins
The Cat Who Came Back
How do cats find their way back to their old home when they move house?
12 Jun 2017,·19 mins
The Forgetful Child
Why don't we remember the first few years of our lives?
17 Mar 2017,·16 mins
The Astronomical Balloon
'How far up can a helium balloon go? Could it go out to space?' asks Juliet Gok, aged 9.
16 Mar 2017,·15 mins
A Code in Blood
Why do we have different blood types? Drs Rutherford and Fry investigate.
15 Mar 2017,·11 mins
The World That Turns
'Why does the Earth spin?' asks Joe Wills from Accra in Ghana.
14 Mar 2017,·15 mins
The Broken Stool
How much does the bacteria inside my body weigh?
13 Mar 2017,·17 mins
The Lost Producer
Why do some people have a terrible sense of direction?
09 Dec 2016,·18 mins
The Portly Problem
What causes middle-aged spread?
06 Oct 2016,·14 mins
The Sinister Hand, Part 1
What makes people left-handed?
03 Oct 2016,·14 mins
The Counting Horse
Can horses count? And which animal is the best at maths?
03 Jun 2016,·15 mins
The Hairy Hominid
How does leg hair know to grow back the same length? And why do we have body hair?
02 Jun 2016,·16 mins
