Season 1
20 EPISODES • 2018
Season 1 of Explained was released on May 23 and consists of 20 episodes.


1: The Racial Wealth Gap
May 23, 2018
Cory Booker and others discuss how slavery, housing discrimination and centuries of inequality have compounded to create a racial wealth gap.
2: Designer DNA
May 23, 2018
Scientific feat or terrifying social experiment? Specialists in the field discuss the high stakes and ethical controversies of gene editing.
3: Monogamy
May 23, 2018
What do biology, human history and the promiscuity of bonobos reveal about monogamy? Experts and everyday couples weigh in on shifting cultural norms.
4: K-Pop
May 30, 2018
Elaborate music videos, adoring fans, killer choreography. Learn about the global music phenomenon from South Korea that goes beyond "Gangnam Style."
5: Cryptocurrency
Jun 6, 2018
Cryptocurrency has made people billionaires, but is digital cash the next revolution? Learn about this anonymous currency and how it's coveted.
6: Why Diets Fail
Jun 13, 2018
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: The Stock Market
Jun 20, 2018
Does the stock market accurately reflect the status of the economy? Finance specialists discuss market history, valuations and CEO incentives.
8: eSports
Jun 27, 2018
Is fake violence a sport? Fans, shoutcasters, and eSports icons break down today's video games and the explosive popularity of competitive gaming.
9: Extraterrestrial Life
Jul 4, 2018
Despite decades of searching, we have yet to discover extraterrestrial life. Scientists discuss the reasons, including: Are aliens just too snobby?
10: !
Jul 11, 2018
Do we overuse exclamation points!? Linguists and copy editors look at how the punctuation has adapted across history, literature and internet-speak.
11: Cricket
Jul 18, 2018
Cricket experts look at how the confusing sport became so popular and discuss its evolution in becoming more accessible entertaining and profitable.
12: Weed
Jul 25, 2018
Marijuana experts discuss the rise of potent "sexually frustrated" cannabis plants, the quests for consistency in weed strains and the history of hemp.
13: Tattoo
Aug 1, 2018
They've been used to command respect, punish criminals and mark achievements. Tattooists speak about the origins of tattoo traditions and rituals.
14: Astrology
Aug 8, 2018
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: Can We Live Forever ?
Aug 15, 2018
Can we uncover the secrets to extending the human lifespan? Experts discuss how developments in science -- even the French lilac -- hold some clues.
16: The Female Orgasm
Aug 22, 2018
The female orgasm is more elusive when a man is involved. Discover the reasons why and how women are embracing hands on solutions.
17: Political Correctness
Aug 29, 2018
Political correctness can sometimes feel like a tug-of-war between inclusivity and free speech. Experts discuss the concepts behind the fraught term.
18: Why Women Are Paid Less
Sep 5, 2018
Hillary Clinton and Anne-Marie Slaughter discuss the cultural norms at the center of the worldwide gender pay gap, including the "motherhood penalty."
19: The World's Water Crisis
Sep 12, 2018
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: Music
Sep 19, 2018
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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