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Series 1

1. Why Is Heartbreak So Painful?

Is the pain of a broken heart much more than a romantic trope?

• 14 mins

Series 1

2. Why do we do things that are bad for Us?

Ella investigates a possible reason behind the common drive to put our lives at risk.

• 14 mins

Series 1

3. Why do we kiss?

The kiss - an exchange of 18 million bacteria or a romantic evolutionary hand-me-down?

• 14 mins

Series 1

4. Why do we procrastinate?

Can we blame procrastination on our evolution?

• 14 mins

Series 1

5. Why do we shake hands?

Are we shaking hands to sniff each other?

• 14 mins

Series 1

6. Why can't we all be morning people?

Ella Al-Shamahi explores how our Neanderthal DNA may influence our sleeping habits.

• 14 mins

Series 1

7. Why do we sit down to poo?

Ella gets personal to explore which is best for our business - sitting down or squatting?

• 14 mins

Series 1

8. Why do we wear make-up?

Are make-up trends purely a fad, or is there some deeper purpose to our love of lipstick?

• 14 mins

Series 1

9. Why doesn't everyone clear up?

That messy person, who doesn’t pull their weight around the house - why people, why?

• 14 mins

Series 1

10. Why do we doomscroll?

Endlessly scrolling negative news? Why are we drawn magnetically to the dark side?

• 14 mins

Series 2

Welcome to Why Do We Do That? Series 2

Ella Al-Shamahi investigates the origins of everyday human habits and behaviour.

• 2 mins

Series 2

1. Why do we gossip?

Join anthropologist Ella Al-Shamahi as she delves into the origins of gossip.

• 14 mins

Series 2

More... Gossip with Nicole Hagen Hess

Ella Al-Shamahi explores evolutionary mysteries in More Gossip with Nicole Hagen Hess.

• 15 mins

Series 2

2. Why do I get so upset when my team loses?

Join anthropologist Ella Al-Shamahi to find out why we get so upset when our team loses.

• 15 mins

Series 2

More... Football fanatics with Martha Newson

Ella Al-Shamahi explores evolutionary mysteries with Martha Newson.

• 13 mins

Series 2

3. Why do we have grandmas?

Join anthropologist Ella Al Shamahi to find out why grandmothers are so important.

• 15 mins

Series 2

More... Grandmothers with Emily Emmott

Ella Al-Shamahi explores evolutionary mysteries in More Grandmothers with Emily Emmott.

• 19 mins

Series 2

4. Why do we love dogs?

Ella Al-Shamahi asks why do we love dogs?

• 15 mins

Series 2

More... Dogs with Greger Larson

BONUS: Ella Al-Shamahi explores evolutionary mysteries in More Dogs with Greger Larson.

• 19 mins

Series 2

5. Why do we laugh?

Ella Al-Shamahi investigates why we laugh?

• 15 mins

Series 2

More... Laughs with Sophie Scott

BONUS: Ella Al-Shamahi explores evolutionary mysteries in More Laughs with Sophie Scott.

• 16 mins