We've all been told that we should recycle plastic bottles and containers. But what actually happens to the plastic if we just throw it away? Emma Bryce traces the life cycles of three different plastic bottles, shedding light on the...

All mammals have hair at some point in their lives, but none of them wear it quite like humans. Why does our hair grow where it does, and not grow where it doesn't? How does our hair get its color? And why does it go gray and often fall...

If you want to make a movie, generally you're going to want to start with a script. In this episode of Crash Course Film Production, Lily Gladstone talks about the basics of screenplays and how to get started thinking about and actually...

Daniel Kish has been blind since he was 13 months old, but has learned to "see" using a form of echolocation. He clicks his tongue and sends out flashes of sound that bounce off surfaces in the environment and return to him, helping him...

Can you ever travel from one place to another? Ancient Greek philosopher Zeno of Elea gave a convincing argument that all motion is impossible - but where's the flaw in his logic? Colm Kelleher illustrates how to resolve Zeno's Dichotomy...

In which John Green investigates the dawn of human civilization. John looks into how people gave up hunting and gathering to become agriculturalists, and how that change has influenced the world we live in today. Also, there are some...

In this captivating talk, journey into the surprisingly colorful nights of the Amazon Rainforest, as artistic entomologist Leo Lanna and designer Lvcas Fiat introduce us to the shapeshifting wonder of a creature they've fallen in love...

Plastics are everywhere -- they're in our favorite electronic devices, they package our food and insulate our homes. Today, the total mass of plastic is twice the total mass of all living organisms on the planet, and it's starting to...

Mister Brown and Squeaks are learning all about different cycles, or patterns, as they get ready for summer!

This week, we're continuing our discussion of heroes by talking about Gilgamesh, star of one of the earliest written hero stories, The Epic of Gilgamesh. Gilgamesh was a terrible ancient king who left his kingdom seeking adventure, and...

Ethanol: this molecule, made of little more than a few carbon atoms, is responsible for drunkenness. Often simply referred to as alcohol, ethanol is the active ingredient in alcoholic beverages. So how exactly does it cause drunkenness,...

Mansa Musa, the 14th century African king of the Mali Empire, is said to have amassed a fortune that possibly made him one of the wealthiest people who ever lived. Jessica Smith tells the story of how Mansa Musa literally put his empire...

"Dance can elevate our human experience beyond words," says Judith Jamison, artistic director emerita of the Alvin Ailey American Dance Theater. In between performances of excerpts from Alvin Ailey's classic works "Revelations" and...

Today Hank begins to teach you about Philosophy by discussing the historical origins of philosophy in ancient Greece, and its three main divisions: metaphysics, epistemology, and value theory. He will also introduce logic, and how you’re...

Let's get Heroic with Mike Rugnetta. This week on Crash Course World Mythology, we're talking about the Hero's Journey and the Monomyth, as described by Joseph Campbell. Campbell's theories about the shared qualities of human story...

Twenty four hundred years ago, Plato, one of history's most famous thinkers, said life is like being chained up in a cave forced to watch shadows flitting across a stone wall. Beyond sounding quite morbid, what exactly did he mean? Alex...

What trials unite not only Harry Potter or Frodo Baggins but many of literature's most interesting heroes? And what do ordinary people have in common with these literary heroes? Matthew Winkler takes us step-by-step through the crucial...

New ReviewIn Bristol, Jim meets Long John Silver. The crew of the Hispaniola is formed and the ship leaves for Treasure Island. On the way, Jim discovers a secret mutinous plan.

New ReviewOdysseus is captured by the cyclops Polyphemus. He outwits the terrifying giant but suffers the wrath of Poseidon. Please note this episode contains mild gory and frightening moments.

New ReviewVisit Memphis, Tennessee to see the Lorraine Motel and the National Civil Rights Museum. Here they have turned the place of tragedy into a museum that showcases the struggles and triumphs of the Civil Right Movement.

How does a fragile dragonfly navigate an 8,700-mile journey across the Indian Ocean? How do wildebeest know when to move? Uncover the secrets behind the world's most breathtaking migrations, where ancient instincts, generational relay...

A comprehensive summary of the AWS Cloud Adoption Framework, detailing its transformation domains, foundational perspectives, and journey phases, guiding businesses through their digital transformation journey.

This program travels to Cambodia, where 1 in 10 people carry hepatitis B, a major cause of liver cancer. Mothers often transmit the virus to their babies during childbirth, and children can pass the infection to each other through even...

Get ready for an adventure on the Oregon Trail! In the 1800s, thousands of families packed up wagons and traveled west across mountains, rivers, and plains to find a new life in Oregon. The journey was long and hard—people faced rough...