Speaking up is hard to do, even when you know you should. Learn how to assert yourself, navigate tricky social situations and expand your personal power with sage guidance from social psychologist Adam Galinsky.

Painter Alyssa Monks finds beauty and inspiration in the unknown, the unpredictable and even the awful. In a poetic, intimate talk, she describes the interaction of life, paint and canvas through her development as an artist, and as a...

Aziz Abu Sarah is a Palestinian activist with an unusual approach to peace-keeping: Be a tourist. The TED Fellow shows how simple interactions with people in different cultures can erode decades of hate. He starts with Palestinians...

Struggling to budget and manage finances is common -- but talking honestly and openly about it isn't. Why do we hide our problems around money? In this thoughtful, personal talk, author Tammy Lally encourages us to break free of "money...

It's a bustling day in Pompeii. After a quick visit to the market, Fabia spots her brothers, Lucius and Marcus, crossing the Forum. The siblings begin discussing Lucius' wedding — but a deafening boom interrupts them. They watch Vesuvius...

A visual for derivatives which generalizes more nicely to topics beyond calculus.

Welcome to Crash Course World Mythology, our latest adventure (and this series may be literally adventurous) in education. Over the next 40 episodes or so, we and Mike Rugnetta are going to learn about the world by looking at the...

She was the most notorious woman in ancient history, a queen who enraptured not one but two of Rome's greatest generals. But was she just a skilled seductress or a great ruler in her own right? Alex Gendler puts this controversial figure...

On February 10, 2015, Suzanne Barakat's brother Deah, her sister-in-law Yusor and Yusor's sister Razan were murdered by their neighbor in Chapel Hill, North Carolina. The perpetrator's story, that he killed them over a traffic dispute,...

In the early 19th century, a young Agaidika teenager named Sacajawea was enlisted by explorers Meriwether Lewis and William Clark to aid her husband Toussaint Charbonneau as a guide to the Western United States. Karen Mensing debunks...

On a small island in the Irish Sea, fortresses preside over the rugged shores. This unlikely location was the birthplace of a medieval empire that lasted 200 years. Rulers built coastal fortresses on cliffs, roved the seaways, and threw...

At SciShow, we ask the tough questions. Today we explore the answer to the question "if identical twin brothers married identical twin sisters, would their offspring be identical?"

When you flip a coin to make a decision, there's an equal chance of getting heads and tails. But what if you flip the coin repeatedly, so that one option would win as soon as two heads showed up in a row, and another would win as soon as...

China's one-child policy ended in 2015, but we're just beginning to understand what it was like to live under the program, says TED Fellow and documentary filmmaker Nanfu Wang. With footage from her film "One Child Nation," she shares...

I bet you've heard about the birth order cliche: The oldest child is responsible, the middle one is a rebel, and the youngest is spoiled. This stereotype might apply to you and your siblings, but is it universal?

The next entry in our parade of heroes is Rama, the protagonist of the Ramayana, one of India's oldest stories. We're going to be talking about Rama's importance to Hindu culture, and how Rama fits into Campbell's idea of the Hero's...

It's 1762 BCE. As dawn breaks in the Babylonian city of Sippar, Beltani— a priestess and businesswoman— receives an urgent visit from her brother. He makes a troubling accusation: her tavern keeper has been undermining the business...

When he was a child, George Takei and his family were forced into an internment camp for Japanese-Americans, as a "security" measure during World War II. 70 years later, Takei looks back at how the camp shaped his surprising, personal...

Parents, take a deep breath: how your kids turn out isn't fully on you. Of course, parenting plays an important role in shaping who children become, but psychologist Yuko Munakata offers an alternative, research-backed reality that...

Chak Ek', the morning star, rose from the underworld to the surface of the eastern sea and on into the heavens. His brother K'in Ahaw, the sun, followed. Though Chak Ek' had risen first, K'in Ahaw outshone him, and the resentful Chak Ek'...

New ReviewProfessor Hyll presents the story of the Death of Baldur - an event that leaves Loki chained to a rock, and the start of Ragnarok.

New ReviewThis video give instruction and practice with finding the problem and solution with simple and more complex texts.

Improve your English with our original drama series. In this episode, you’ll hear real English conversations, learn everyday expressions, and practice listening comprehension in a fun, story-driven format. For learners at the Upper...

Improve your English with our original drama series. In this episode, you’ll hear real English conversations, learn everyday expressions, and practice listening comprehension in a fun, story-driven format. For learners at the...