The Protestant Reformation didn't exactly begin with Martin Luther, and it didn't end with him either. Reformers and monarchs changed the ways that religious and state power were organized throughout the 16th and early 17th centuries....

What else did we leave on the moon? Smarter Every Day explains

Contrary to common belief, jesters weren't just a medieval European phenomenon but flourished in other times and cultures. The first reliably recorded jester is thought to be You Shi, of 7th century BCE China. Jesters had unique...

One Minute Physics provides an energetic and entertaining view of old and new problems in physics -- all in one minute!

One Minute Physics provides an energetic and entertaining view of old and new problems in physics -- all in one minute!

The Protestant Reformation didn't exactly begin with Martin Luther, and it didn't end with him either. Reformers and monarchs changed the ways that religious and state power were organized throughout the 16th and early 17th centuries....

He was a powerful king whose break with the church of Rome would forever change the course of English history. But was he a charismatic reformer who freed his subjects from a corrupt establishment or a bullying tyrant who used...

In which John Green teaches you about the beginning of the so-called Age of Discovery. You've probably heard of Christopher Columbus, who "discovered" America in 1492, but what about Vasco da Gama? How about Zheng He? Columbus gets a bad...

Paralyzed by a stroke, Henry Evans uses a telepresence robot to take the stage and show how new robotics, tweaked and personalized by a group called Robots for Humanity, help him live his life to the full. He shows off a nimble little...

Beginning around 1377, medieval England was shaken by a power struggle between two noble families, which spanned generations and involved a massive cast of characters, complex motives and shifting loyalties. Sound familiar? Alex Gendler...

Hank goes head-to-head with Minute Physics’ Henry Reich to test their wits about the winter solstice, reindeer, and the science of snow! Chapters View all HANK GREEN 0:20 HENRY REICH 0:28 MAX LOUTZENHEISER 1:03 FLORIAN STINGLMAYR 1:06...

This is the story of how a young Englishman named William Shakespeare stormed London's theater scene in the late 16th century, and wrote a bunch of plays and poems that have had pretty good staying power. We'll learn about Shakespeare's...

What else did we leave on the moon? Smarter Every Day explains

Land thrives in Indigenous hands, and there are real, tangible ways you can help return what was stolen by colonizers from tribes across North America. Indigenous scholar Lindsey Schneider addresses the ill-gotten legacy of settler...

In which John Green teaches you about the beginning of the so-called Age of Discovery. You've probably heard of Christopher Columbus, who "discovered" America in 1492, but what about Vasco da Gama? How about Zheng He? Columbus gets a bad...

So far, the rulers of Europe have been working to consolidate their power and expand their kingdoms, and this is it. The moment they've been working toward: Absolute Monarchy. We're going to learn about how kings and queens became...

Every year worldwide, more than 50,000 otherwise healthy people with epilepsy suddenly die -- a condition known as SUDEP. These deaths may be largely preventable, says AI researcher Rosalind Picard. Learn how Picard helped develop a...

This week, Hank elaborates on why Fugu can kill you by illustrating the ideas of solutions and discussing molarity, molality, and mass percent. Also, why polar solvents dissolve polar solutes, and nonpolar solvents dissolve...

Uganda is at a turning point in its fight against malaria. In Kampala’s Mulago hospital, a staggering percentage of admissions are due to malaria and it is the highest cause of death amongst patients. The parasite is becoming resistant...

Jeopardy – Francesca Simon

Setting Story – Francesca Simon

Henry Ford didn’t invent the car, but he changed the world by making cars affordable and accessible. His ideas transformed how things were made and how people lived. In this episode, we explore the the life of Henry Ford—from the...

This World Cultures instructional video shows the rise of Louis XIV and the Bourbon kings.

Henry Ramos Biographical Video