Series 16

The Zedonk Problem

What are ligons and tigers? What is a species?

• 40 mins

Series 16

The Space Burrito

Is there a point in space where the Sun could heat a burrito perfectly? And other puzzles.

• 34 mins

We’re back!

The Curious Cases of Rutherford & Fry

• 11 mins

Series 17

The Hamster Power Hypothesis

How many hamsters on wheels would it take to power London? asks Judah from Virginia, USA.

• 38 mins

Series 17

The Martian Mission

What would it take for humans to live permanently on Mars? asks listener Martin.

• 42 mins

Series 17

The Good and Bad in Fungi

"Why are some fungi helpful and others harmful?" asks Paul Glaister in Reading.

• 48 mins

Series 17

The Pizza Diet

Can I make a pizza that contains my recommended daily intake of everything? asks Paul

• 42 mins

Series 17

The Noises That Make Us Cringe

Why do some people find noises like a fork scraping a plate so terrible?

• 48 mins

Series 17

The Scientific Exploration of Astrology

Could there be something to astrology?, asks Dan in Australia.

• 50 mins

Series 17

The Mosquito Conundrum

What’s the point of mosquitoes? asks Cathy.

• 45 mins

Series 17

The Flying Clock and the Stopped Watch

Do individuals perceive time differently? asks Joe from North Yorkshire

• 50 mins

Series 17

A Weighty Matter Part 1

How does gravity pull us? asks Emma.

• 43 mins

Series 17

A Weighty Matter Part 2

Is dark matter a fudge to fit existing theories to inexplicable observations? asks Peter.

• 40 mins

Series 17

Back to The Sinister Hand

What determines left or right handedness? asks Neal Shepperson

• 29 mins

Series 17

More Frytful Scares

Why do people like to be scared? asks Heidi.

• 29 mins