How does alcohol cause hangovers?
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The molecule responsible for hangovers is ethanol, which we colloquially refer to as alcohol....
Lesson duration 04:52
The molecule responsible for hangovers is ethanol, which we colloquially refer to as alcohol....
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What’s the best country to live in? Is it the one with the best food? The longest life...
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If you teleported from sea level to the top of Mount Everest, things would go bad fast. At an...
Lesson duration 09:33
Some of the world’s greatest cultural and historical treasures are housed in London’s British...
Lesson duration 16:52
Roe v. Wade, the landmark 1973 decision protecting people's right to have an abortion in the...
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Whether they’re belting Beyoncé, head-banging to classic rock, or rattling off curse words at...
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As archaeologists pored over ancient tombs in western China, they discovered some surprisingly...
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The biblical story of the heroine Judith slaying the brutal Holofernes is featured in countless...
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The species of slug known as Elysia chlorotica may not look like much— it resembles a bright...
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Plants, animals, or minerals found in nature bear almost every color imaginable. There are two...
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It’s 1990. A prospective student has filed a complaint about Virginia Military institute’s...
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Your plan to set up your friend Carey with your acquaintance Emerson is finally coming together....
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Bad news: your worst enemies are at the gate. Your fledgling kingdom guards the world’s only herd...
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From 1975 to 1979, the Communist Party of Kampuchea ruled Cambodia with an iron fist,...
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Your heart beats more than 100,000 times a day. In just a minute, it pumps over five liters of...
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Racism morphs, spreading and hiding behind numerous half-truths and full-blown falsities about...
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Globally, about 10% of people will experience an eating disorder during their lifetime. And yet,...
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Since the 1800s, a handful of oligarchs had controlled nearly all of El Salvador’s land, forcing...
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Reflecting on moments that shaped his life, actor Ethan Hawke examines how courageous expression...
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In 1981, the US economy was struggling: unemployment rates were climbing and inflation had peaked...
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For thousands of years, people made both functional maps and what are known as cosmographies,...
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Imagine: you’re having a good time around a fire when out of nowhere, smoke blows straight in...
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Gráinne, princess of Tara and bride-to-be, was furious. She had thought she was betrothed to a...
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Today, nearly 30% of all global ship traffic passes through the Suez Canal, totaling over 20,000...