In 2008, something incredible happened: a man was cured of HIV. In over 70 million HIV cases, this was a first, and, so far, a last, and we don't yet understand exactly how he was cured. But if we can cure people of various diseases,...

How can technology help improve our quality of life? How can we navigate the world without using the sense of vision? Inventor and IBM Fellow Chieko Asakawa, who's been blind since the age of fourteen, is working on answering these...

How do we make seawater drinkable? And can that technology save California?!

Our skin is the largest organ in our bodies, with a surface area of about 20 square feet in adults. When we are cut or wounded, our skin begins to repair itself through a complex, well-coordinated process. Sarthak Sinha takes us past the...

Do you have a TED Talk inside, just bursting to come out? Take this tongue-in-cheek musical journey to "Give Your Talk." A musical love letter to our speakers -- written, directed and performed by the TED staff.

An animated interpretation of William Shakespeare's poem "All the World's a Stage"

Is the world overpopulated or underpopulated? While we worry about there being too many people for the planet to support, we can also worry about how fewer people in a given place may affect the economy, what may happen when there are...

It's lights up in America! This week, we're headed to North America. We'll look at Native American storytelling traditions, the theater that Europeans brought along starting in the 17th century, and how theater developed before and after...

The English Theater survived a lot of pushback from various powers that be, but in the 17th century, it had to go into hiding, from PURITANS. Let's take a look at how the English Civil War, Charles I's beheading, and the Restoration of...

This week on Crash Course Theater, Mike is taking you to Japan to have a look at Noh theater. Noh, and its counterpart Kyogen are some of the most revered theater forms in Japan, and are still performed today. Today you'll learn how Noh...

We're headed back to Japan, this time in the Edo period to follow up on Noh theater, which had gone out of style last time we checked in. Now, under the Shoguns, there's couple of really interesting types of drama on the scene. Kabuki is...

This week on Crash Course Theater, Mike is acting like theater started in Greece. Well, for the western theater, this is true. The earliest recorded drama in the west arose in Athen, and these early plays grew out or religious ritual....

SciShow Space celebrates the 45th anniversary of the first moon landing by highlighting just four of the most important things we learned from the Apollo 11 mission.

The world of modern theater owes its roots to the tragedians of Ancient Greece. As far back as the 5th Century BCE, actors and playwrights were entertaining the masses with intriguing stories. Melanie Sirof unveils the ancient theatrical...

For anyone who believes poetry is stuffy or elitist, Amanda Gorman -- the youngest inaugural poet in US history -- has some characteristically well-chosen words. Poetry is for everyone, she says, and at its core it's all about connection...

In which Mike delves into the theater of ancient Rome. It wasn't all gladiators and Christian-killing, you know. There was theater, too. Roman drama drew heavily on Greek drama. So heavily, in fact, that many of the stories and...

More than a century after first emerging into the fogbound, gaslit streets of Victorian London, Sherlock Holmes is universally recognizable. And yet many of his most recognizable features don't appear in Arthur Conan Doyle's original...

What makes you… you? How did you get to be that way? Today we’re talking about social development, starting with the role of nature and nurture in influencing a person’s development. We’ll discuss socialization, the importance of care &...

Shakespeare's tragedies...were tragic. But they had some jokes. They also changed the way tragedies were written. Characters like Hamlet, Macbeth, and King Lear had tragic outcomes, but they were sympathetic characters in a lot of ways....

How does our knowledge grow? It turns out there are some different ideas about that. Schemas, Four-Stage Theory of Cognitive Development, and Vygotsky's Theory of Scaffolding all play different roles but the basic idea is...

Two men, Estragon and Vladimir, meet by a tree at dusk to wait for someone named "Godot." So begins a vexing cycle where the two debate when Godot will come, why they're waiting and whether they're even at the right tree. The play offers...

New ReviewAmazing views from a SpaceX Starship launch on Integrated Flight Test 3 from their Starbase facility in South Texas. This was during a conducted static fire test ahead of a flight. Credit: SpaceX

New ReviewShu Ha Ri - or ShuHaRi - is a term widely used in the Agile community. In this video, I answer the question, what is Shu Ha Ri?

New ReviewIn this video, I answer the question, What are Heads of Terms, or Heads of Agreement?