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Series 2

T-shirts

They can be promotional, sometimes provocative. Mike Williams explores the T-shirt.

• 1 min

Series 2

Commuting

Why do we travel long distances to work, and what harm does the journey do to us?

• 12 mins

Series 2

Graffiti

Why do so many people want to make their mark with graffiti?

• 12 mins

Series 2

Diaries

Mike Williams asks why so many people feel the need to record the story of their day.

• 12 mins

Series 2

Gardens

Why do we garden?

• 12 mins

Series 2

Trainers

How did the sneaker become acceptable from the boardroom to the basketball court?

• 12 mins

Series 2

Long Distance Sports Fans

Mike Williams explores why some sports fans support teams based thousands of miles away

• 12 mins

Series 3

Groupthink

What makes the will of the crowd more persuasive than the wisdom of one?

• 12 mins

Series 3

Age of Consent

Why does the age of consent vary across the world?

• 12 mins

Series 3

Fear of Robots

Mike Williams asks if we have reason to fear the rise of the robots.

• 12 mins

Series 3

Drawing

Why do so many people love drawing? And what do those drawings reveal?

• 12 mins

Series 3

Cycling

Mike Williams asks why so many people have become obsessed with two-wheel travel.

• 12 mins

Series 3

Time Perception

Why do some weeks just fly by but sometimes minutes can seem like hours?

• 12 mins

Series 3

Conspiracy Theories

Why do people believe in conspiracy theories? Mike Williams investigates.

• 12 mins

Series 3

Magicians

Why do some people become magicians?

• 12 mins

Series 3

Addiction

Why do some people suffer addiction?

• 12 mins

Series 3

The Circus

Why does the circus endure? Mike Williams explores its lasting appeal.

• 12 mins

Series 4

Childlessness

Why do some people choose childlessness?

• 12 mins

Series 4

The Kiss

Charlotte McDonald explores if kissing is the universal trait that people believe it to be

• 12 mins

Series 4

Hypochondria

Why do people suffer from hypochondria, and why do they attract so little sympathy?

• 12 mins

Series 4

Goths

Why would anyone be a goth? What is the appeal of this dark and spooky subculture?

• 12 mins

Series 4

Polygamy

Why do some people practice polygamy?

• 12 mins