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1. The Returning Soldier

Why are more boys born in certain years? One researcher is on a quest to find out why.

• 14 mins

2. The Hockey Stick

A climate scientist who shocked the world and provoked a scandal.

• 13 mins

3. The Doctor Will See You Now

A single piece of paper leads to a horrifying discovery.

• 14 mins

4. This Train Has Been Delayed

It’s 2016 and Singapore’s metro system is misbehaving wildly.

• 13 mins

5. The Choice

John Carter must make a momentous decision. Can a data set guide him to the right choice?

• 14 mins

6. The Happiness Curve

Do orangutans - and humans - experience a midlife crisis?

• 13 mins

7. The Gossip Mill

A manufacturing company is in trouble. The new science of networks might know why.

• 13 mins

8. In the Habit

What does a room full of nuns reveal about ageing with grace?

• 14 mins

9. Access Denied

What happens when a system designed to help people harms them instead?

• 14 mins

10. Devil in the Detail

A PhD student discovers an anomaly which undermines a global movement.

• 14 mins

Introducing... Uncharted with Hannah Fry Series 2

Hannah Fry shares thrilling tales of data and discovery in Series 2 of Uncharted.

• 2 mins

11. Love Bytes

A mathematician struggles to find love. What could be messing with his odds?

• 17 mins

12. Scandal in the Air

With one bar chart, three students help expose a global corporate scandal

• 15 mins

13. The Grain of Truth

In war-starved Netherlands, a doctor discovers a life-saving cure for a common disease

• 15 mins

14. Whispers from the Cosmos

A few odd squiggles on a graph lead to a Nobel prize-winning discovery.

• 15 mins

15. Song of the Sea

A strange sound prompts an incredible discovery.

• 14 mins

16. A Drop in the Ocean

How do you find a single man lost at sea?

• 16 mins

17. The Golden Spike

With an angry outburst at a conference, one scientist ignites a multi-decade quest

• 15 mins

18. The Night the Earth Shook

After months of mild quakes, a sudden tremor alarms an Italian city. What will follow?

• 17 mins

19. A Different Kind of Justice

How does a small informal survey lead to shocking truths about the US justice system?

• 14 mins

20. The Confidence Trick

A finance manager sports a perfect graph. Is it a fluke or something sinister?

• 17 mins