Series 12

The Stressful Scone

Why do we have regional accents?

• 33 mins

Series 12

Two Infinities and Beyond - part 1

Does infinity exist? And why are some infinities bigger than others?

• 32 mins

Series 12

Two Infinities and Beyond - part 2

Is anything in the Universe infinite? Science sleuths Drs Rutherford and Fry investigate.

• 31 mins

Series 12

The Good Bad Food

Why does bad food taste so good? Science sleuths Drs Rutherford and Fry investigate.

• 26 mins

Series 12

The Horrible Hangover

Why do we get hangovers and are some drinks worse than others?

• 31 mins

Series 13

The Mesmerist

Is hypnotism real? Drs Rutherford and Fry find out by visiting a hypnotist

• 35 mins

Series 13

The Periodic Problem

How do you discover a new chemical element?

• 28 mins

Series 13

An Instrumental Case

Why do instruments sound different?

• 39 mins

Series 13

The Lunar Land Pt 1

Where did the Moon come from?

• 30 mins

Series 13

The Lunar Land Pt2

What would life be like if we had two moons?

• 29 mins

Series 13

Jurassic Squawk

What sound did dinosaurs make?

• 37 mins

Series 14

A Frytful Scare Part 1

Why do we enjoy horror? Rutherford and Fry explore the thrill of fear

• 31 mins

Series 14

A Frytful Scare Part 2

Rutherford and Fry board a rollercoaster to investigate why we enjoy being scared

• 32 mins

Series 14

Stephen Fry's Identity Crisis

Stephen Fry asks the duo to investigate why he struggles to remember faces.

• 36 mins

Series 14

The Heart of the Antimatter

How do you make antimatter? Science sleuths Drs Rutherford and Fry investigate.

• 31 mins

Series 14

The Trouble Sum Weather

Why is it so difficult to predict the weather?

• 35 mins

Series 14

The End of the World

What would become the dominant species if, or when, humans go extinct?

• 42 mins

Series 15

The Golden Secret

How do you make gold?

• 28 mins

Series 15

The Power of Love

How does love affect our brain?

• 34 mins

Series 15

The ASMRnswer

What is ASMR and why does it only affect some people?

• 38 mins

Series 15

A Cold Case Part 1

Why do we get more colds in winter?

• 34 mins

Series 15

A Cold Case Part 2

From cold feet to cold water swimming, Rutherford and Fry answer your chilling questions

• 34 mins

Series 15

The Exotic Wormhole

What are wormholes and do they really exist?

• 37 mins

Series 16

The Growling Stomach

Why do our tummies rumble - and when they do, does it always mean we are hungry?

• 34 mins

Series 16

The Seeded Cloud

Can we make it rain?

• 33 mins

Series 16

The Sting in the Tail

What’s the point of wasps? Science sleuths Drs Rutherford and Fry investigate

• 42 mins

Series 16

The End of Everything

When and how is the universe going to end?

• 44 mins

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

Series 17

The Hamster Power Hypothesis

How many hamsters on wheels would it take to power London?

• 38 mins