Season 1

1. 
   S01 E01

   The Racial Wealth Gap

   23 May 2018 · 19 min

   Cory Booker and others discuss how slavery, housing discrimination and centuries of inequality have compounded to create a racial wealth gap.

2. 
   S01 E02

   Designer DNA

   23 May 2018 · 18 min

   Scientific feat or terrifying social experiment? Specialists in the field discuss the high stakes and ethical controversies of gene editing.

3. 
   S01 E03

   Monogamy

   23 May 2018 · 18 min

   What do biology, human history and the promiscuity of bonobos reveal about monogamy? Experts and everyday couples weigh in on shifting cultural norms.

4. 
   S01 E04

   K-Pop

   30 May 2018 · 18 min

   Elaborate music videos, adoring fans, killer choreography. Learn about the global music phenomenon from South Korea that goes beyond "Gangnam Style."

5. 
   S01 E05

   Cryptocurrency

   6 Jun 2018 · 18 min

   Cryptocurrency has made people billionaires, but is digital cash the next revolution? Learn about this anonymous currency and how it's coveted.

6. 
   S01 E06

   Why Diets Fail

   13 Jun 2018 · 18 min

   Atkins. Paleo. Keto. Do any work in the long term? Experts look at marketing, food environments and genes to explain why diets are often unsuccessful.

7. 
   S01 E07

   The Stock Market

   20 Jun 2018 · 18 min

   Does the stock market accurately reflect the status of the economy? Finance specialists discuss market history, valuations and CEO incentives.

8. 
   S01 E08

   eSports

   27 Jun 2018 · 18 min

   Is fake violence a sport? Fans, shoutcasters, and eSports icons break down today's video games and the explosive popularity of competitive gaming.

9. 
   S01 E09

   Extraterrestrial Life

   4 Jul 2018 · 20 min

   Despite decades of searching, we have yet to discover extraterrestrial life. Scientists discuss the reasons, including: Are aliens just too snobby?

10. 
    S01 E10

    !

    11 Jul 2018 · 16 min

    Do we overuse exclamation points!? Linguists and copy editors look at how the punctuation has adapted across history, literature and internet-speak.

11. 
    S01 E11

    Cricket

    18 Jul 2018 · 15 min

    Cricket experts look at how the confusing sport became so popular and discuss its evolution in becoming more accessible entertaining and profitable.

12. 
    S01 E12

    Weed

    25 Jul 2018 · 18 min

    Marijuana experts discuss the rise of potent "sexually frustrated" cannabis plants, the quests for consistency in weed strains and the history of hemp.

13. 
    S01 E13

    Tattoo

    1 Aug 2018 · 17 min

    They've been used to command respect, punish criminals and mark achievements. Tattooists speak about the origins of tattoo traditions and rituals.

14. 
    S01 E14

    Astrology

    8 Aug 2018 · 17 min

    Do zodiac signs prescribe your fate? Or do horoscopes' accuracy lie in the placebo effect? Take a look at the science, history and lure of astrology.

15. 
    S01 E15

    Can We Live Forever ?

    15 Aug 2018 · 14 min

    Can we uncover the secrets to extending the human lifespan? Experts discuss how developments in science -- even the French lilac -- hold some clues.

16. 
    S01 E16

    The Female Orgasm

    22 Aug 2018 · 14 min

    The female orgasm is more elusive when a man is involved. Discover the reasons why and how women are embracing hands on solutions.

17. 
    S01 E17

    Political Correctness

    29 Aug 2018 · 20 min

    Political correctness can sometimes feel like a tug-of-war between inclusivity and free speech. Experts discuss the concepts behind the fraught term.

18. 
    S01 E18

    Why Women Are Paid Less

    5 Sept 2018 · 18 min

    Hillary Clinton and Anne-Marie Slaughter discuss the cultural norms at the center of the worldwide gender pay gap, including the "motherhood penalty."

19. 
    S01 E19

    The World's Water Crisis

    12 Sept 2018 · 17 min

    The global water crisis is at an inflection point. How do we price our most valuable resource, while also ensuring access to it as a human right?

20. 
    S01 E20

    Music

    19 Sept 2018 · 16 min

    When does sound become music? Why are humans so uniquely able to master musicality? Researchers talk rhythm, octaves and the magic of song and dance.

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