| Name | First Aired | Runtime | Image | |
|---|---|---|---|---|
| S2015E01 | The Moon |
January 3, 2015
|
||
| S2015E02 | Portrait Photography |
January 10, 2015
|
||
| S2015E03 | Loyalty |
January 17, 2015
|
||
| S2015E04 | Why Do We Fly Flags? |
January 24, 2015
|
||
| S2015E05 | Sad Music |
January 31, 2015
|
||
| S2015E06 | Why are watches enduring status symbols? |
February 7, 2015
|
||
| S2015E07 | Rejecting Riches |
February 14, 2015
|
||
| S2015E08 | Chasing Riches |
February 21, 2015
|
||
| S2015E09 | Skyscrapers |
February 28, 2015
|
||
| S2015E10 | Crime Fiction |
March 7, 2015
|
||
| S2015E11 | Forgetting |
March 14, 2015
|
||
| S2015E12 | Death Penalty |
March 21, 2015
|
||
| S2015E13 | The Refugee Journey |
March 28, 2015
|
||
| S2015E14 | Suicide |
April 3, 2015
|
||
| S2015E15 | Daydreaming |
April 10, 2015
|
||
| S2015E16 | The Circus |
April 17, 2015
|
||
| S2015E17 | Animals Are Us? |
April 24, 2015
|
||
| S2015E18 | Jargon |
May 1, 2015
|
||
| S2015E19 | Collecting |
May 8, 2015
|
||
| S2015E20 | Television |
May 15, 2015
|
||
| S2015E21 | The Y Chromosome |
May 22, 2015
|
||
| S2015E22 | Blue Jeans |
May 29, 2015
|
||
| S2015E23 | The Evolution of Beards |
June 5, 2015
|
||
| S2015E24 | Why do we Draw? |
June 12, 2015
|
||
| S2015E25 | How Chillies Became Hot |
June 19, 2015
|
||
| S2015E26 | Why do People Take Risks? |
June 26, 2015
|
||
| S2015E27 | Why Do We Need Cash? |
July 3, 2015
|
||
| S2015E28 | Nationality |
July 10, 2015
|
||
| S2015E29 | Why do Top Sportsmen and Women Choke? |
July 17, 2015
|
||
| S2015E30 | Encryption |
July 24, 2015
|
||
| S2015E31 | What is a Home? |
July 31, 2015
|
||
| S2015E32 | Why do we travel? |
August 7, 2015
|
||
| S2015E33 | Why Do We Need Diaries? |
August 14, 2015
|
||
| S2015E34 | Talking about Death |
August 21, 2015
|
||
| S2015E35 | Why do people sacrifice their lives? |
August 28, 2015
|
||
| S2015E36 | World War One: Sacrifice |
August 29, 2015
|
||
| S2015E37 | Why do we have Human Rights? |
September 4, 2015
|
||
| S2015E38 | Why do Humans Need so Much Space? |
September 11, 2015
|
||
| S2015E39 | Why Does the World Love Drinking Tea? |
September 18, 2015
|
||
| S2015E40 | Why Do We Love Dolls? |
September 25, 2015
|
||
| S2015E41 | Graffiti: Why do we do it? |
October 2, 2015
|
||
| S2015E42 | Why Does Commuting Make us the Way we Are? |
October 9, 2015
|
||
| S2015E43 | Why Do we Support Sports Clubs? |
October 16, 2015
|
||
| S2015E44 | Why Does Everyone Wear Trainers? |
October 23, 2015
|
||
| S2015E45 | Why Do We Love the Bicycle? |
October 30, 2015
|
||
| S2015E46 | Why Can’t Some People Eat Certain Foods? |
November 6, 2015
|
||
| S2015E47 | Tutoring |
November 13, 2015
|
||
| S2015E48 | What Makes us Want to Wear T-Shirts? |
November 20, 2015
|
||
| S2015E49 | Why do we wear Suits? |
November 27, 2015
|
||
| S2015E50 | Why Do We Wear Ties? |
December 4, 2015
|
||
| S2015E51 | Why Do We Wear Skirts? |
December 11, 2015
|
||
| S2015E52 | Why Do We Make Lists? |
December 18, 2015
|
||
| S2015E53 | Group Thinking |
December 25, 2015
|
No artwork of this type.
No artwork of this type.
No artwork of this type.