How do characters make a story? In this episode of Crash Course Kids Literature, we’ll investigate the traits of characters from “King and the Dragonflies” by Kacen Callender and uncover the ways they relate to each...

How do characters make a story? In this episode of Crash Course Kids Literature, we’ll investigate the traits of characters from “King and the Dragonflies” by Kacen Callender and uncover the ways they relate to each other. Topic:...

People have been making the connection between the moon's phases and the menstrual cycle for centuries. But when it comes to controlling periods, we may have been looking at the wrong thing in the sky.



Hosted by: @NotesByNiba...

Leeches are bloodsucking parasites, and you wouldn't think they're great at protecting other species. Yet for some conservationists, these little vampires are one of the best tools available for conserving endangered and threatened...

You might have heard that a quarter of your skeleton is in your shoes, and that's true, as long as they're closed-toe. So why do we need that many foot bones? The answer is more complicated than you think, and to get to the bottom of...

Correction: This is Watt's law, not Ohm's law! Our math was right but our name was wrong.



We need green energy yesterday. And it so happens that nature regularly sends huge bolts of electricity at us out of the sky. So what...

The Chocolate Hills of Bohol, Philippines are so perfectly shaped that local legends say they were crafted by giants. Geologists can't agree exactly what happened, but the answer might be as simple as limestone, water, and...

AI in warfare is no longer hypothetical; it's inevitable, says Palmer Luckey, an inventor and founder of the defense technology company Anduril Industries. He takes us inside the high-tech arms race to build AI-powered weapons, "killer...

What if doing your chores were as easy as flipping a switch? In this talk and live demo, roboticist and founder of 1X Bernt Børnich introduces NEO, a humanoid robot designed to help you out around the house. Watch as NEO shows off its...

The world is heading toward a massive copper shortage that could derail the clean energy transition, says mining expert Jeff More. He shows how advanced sensing technology could get us back on the right track, drastically cutting down on...

Astrophysicist Lisa Kaltenegger explores the thrilling possibility of discovering life beyond Earth, highlighting how cutting-edge technology like the James Webb Space Telescope lets us analyze distant planets for signs of life in...

Environmental challenges aren't for just one political party to deal with — everyone must work together to solve them, says conservation champion Danielle Butcher Franz. Drawing on her work with young conservatives mobilizing...

As the U.S. sees new tariffs, we look at how they can make or break an economy. In Haiti, U.S. policies forced the government to bring down tariffs on foreign goods, allowing American farmers to export crops cheaply. That made it...

Hank introduces us to that wondrous molecule deoxyribonucleic acid - also known as DNA - and explains how it replicates itself in our cells.

The first phase of the ceasefire between Israel and Hamas is supposed to end on Saturday and negotiations to extend it to a second phase are now at a standstill. During the pause in fighting, some 600,000 Palestinians have returned to...

Allyson Felix, retired track start, is campaigning for a seat on the International Olympic Committee's Athletes' Commission. She hopes to amplify athletes' voices and advocate for meaningful change, such as enhancing family support and...

The debate over holding social media users accountable for harmful or false content highlights the tension between free speech and the responsibilities that come with vast online reach. Online democracy advocate Eli Pariser explains...

TED’s Whitney Pennington Rodgers sits down with Eli Pariser examine the arrest of Telegram founder Pavel Durov in France. The arrest sparked debates on free speech, tech regulation, and government oversight in digital platforms. The...

Yet another party of adventurers has broken into your lair to slay your minions and steal your treasures. Judging by the trail of destruction, you’re up against a fighter, a rogue, and a cleric. The first two won’t be a problem for a...

Billions of dollars are poured into global development every year, but results are lacking, says economist Karthik Muralidharan. Diving into an example with public education, he outlines how smarter resource allocation and evidence-based...

Why does losing weight often feel like an uphill battle? Physician Katherine Saunders unpacks how our bodies are wired to store fat, revealing that obesity isn’t simply a lack of willpower — it’s a complex, chronic disease rooted in...

TED Fellow and economic policy researcher Huiyi Lin is cocreator of "The Poverty Line," an art project examining poverty through the lens of food. By photographing the daily food choices of people living at the poverty line in 38...

What if AI could think and adapt like a real brain? TED Fellow and AI scientist Ramin Hasani shares how liquid neural networks — a new, more flexible AI technology inspired by physics and living brains — could transform how we solve...

Why The Full Moon is Better in Winter