PBS
Will Constructor Theory REWRITE Physics?
The people behind the greatest leaps in physics - Einstein, Newton, Heisenberg, all had the uncanny ability to see the fundamentals - see the deepest, underlying facts about the world, and from simple statements about reality they built...
SciShow
Where Do Our Facial Expressions Come From?
Our facial expressions convey a lot about our emotions, but why? Hank explores how our evolution has helped form how we communicate with our faces. Hosted by: Hank Green
TED Talks
TED: The urgent risks of runaway AI -- and what to do about them | Gary Marcus
Will truth and reason survive the evolution of artificial intelligence? AI researcher Gary Marcus says no, not if untrustworthy technology continues to be integrated into our lives at such dangerously high speeds. He advocates for an...
PBS
Isabel Allende's Newest Historical Novel Tells Familiar Story Of Refugee Life
"A Long Petal of the Sea," a new historical novel by renowned writer Isabel Allende, draws upon events spanning from the Spanish civil war to the 1973 coup in her native Chile -- and with resonance for the experience of refugees today....
Curated Video
MEXICO: McCaffrey TO COORDINATE ANTI-DRUGS TRAFFICKING
English/Nat
U-S drug czar Barry McCaffrey arrived in Mexico on Tuesday to see Mexico's efforts in fighting drug trafficking.
McCaffrey says that the focus of his visit is to co-ordinate cooperation between the two countries.
During his...
Crash Course
Venice and the Ottoman Empire Crash Course World History
In which John Green discusses the strange and mutually beneficial relationship between a republic, the citystate of Venice, and an Empire, the Ottomans--and how studying history can help you to be a better boyfriend and/or girlfriend....
Crash Course
Progressive Presidents Crash Course US History
In which John Green teaches you about the Progressive Presidents, who are not a super-group of former presidents who create complicated, symphonic, rock soundscapes that transport you into a fantasy fugue state. Although that would be...
Curated Video
The Renaissance Was it a Thing - Crash Course World History
In which John Green teaches you about the European Renaissance. European learning changed the world in the 15th and 16th century, but was it a cultural revolution, or an evolution? We'd argue that any cultural shift that occurs over a...
Crash Course
The Amazing Life and Strange Death of Captain Cook Crash Course World History
In which John Green teaches you about the life and death of one of history's great explorers, Captain James Cook of the British Navy. He charted large swaths of the Pacific ocean, laid claim to Australia and New Zealand, and died a...
Crash Course
Wait For It...The Mongols! Crash Course World History
In which John Green teaches you, at long last, about the most exceptional bunch of empire-building nomads in the history of the world, the Mongols! How did the Mongols go from being a relatively small band of herders who occasionally...
Be Smart
Why People Don't Believe In Climate Science
Scientists overwhelmingly agree that our climate is changing, Earth is getting warmer, sea levels are rising, and it's primarily because of humans putting lots of carbon dioxide in the atmosphere. Yet 4 in 10 Americans aren't convinced....
Crash Course
Columbus, de Gama, and Zheng He! 15th Century Mariners. Crash Course World History
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...
TED-Ed
TED-Ed: Capturing authentic narratives - Michele Weldon
Journalism can be much more than reporting. An authentic, human narrative touches audiences and keeps them reading. Learn how to shape a human-centered news story, and the importance of facts, context and heart.
Crash Course
Gilded Age Politics Crash Course US History
In which John Green teaches you about the Gilded Age and its politics. What, you may ask, is the Gilded Age? The term comes from a book by Mark Twain and Charles Dudley Warner titled, "The Gilded Age." You may see a pattern emerging...
TED Talks
George Monbiot: The new political story that could change everything
To get out of the mess we're in, we need a new story that explains the present and guides the future, says author George Monbiot. Drawing on findings from psychology, neuroscience and evolutionary biology, he offers a new vision for...
Crash Course
Crash Course Navigating Digital Information Preview
In which John Green previews the new Crash Course on Navigating Digital Information! We've partnered with MediaWise, The Poynter Institute, and The Stanford History Education Group to teach a course in hands-on skills to evaluate the...
Crash Course
Reconstruction and 1876 Crash Course US History
In which John Green teaches you about Reconstruction. After the divisive, destructive Civil War, Abraham Lincoln had a plan to reconcile the country and make it whole again. Then he got shot, Andrew Johnson took over, and the...
Crash Course
The War of 1812 - Crash Course US History
In which John Green teaches you about the War of 1812. The War of 1812 was fought between the United States and its former colonial overlord England. It started in, you guessed it 1812. The war lasted until 1815, and it resolved very...
TED-Ed
TED-Ed: The surprising link between stress and memory - Elizabeth Cox
You spend weeks studying for an important test. On the big day, you wait nervously as your teacher hands it out. You're working your way through, when you're asked to define "ataraxia." You know you've seen the word before, but your mind...
SciShow
Science and Gun Violence
Hank looks for some things science can add to the conversation about guns and gun violence in the wake of the tragedy last week in Newtown, Connecticut. Our deepest sympathies are with the community of Sandy Hook, and with anyone whose...
TED Talks
TED: The good news on poverty (Yes, there's good news) | Bono
Human beings have been campaigning against inequality and poverty for 3,000 years. But this journey is accelerating. Bono "embraces his inner nerd" and shares inspiring data that shows the end of poverty is in sight … if we can harness...
Crash Course
Social Media: Crash Course Navigating Digital Information #10
Today, in our series finale, we're going to talk about the great white whale of navigating online information: your social media feed. Social media shapes both our online and offline behaviors from how we engage in communities and...
Crash Course
Russia, the Kievan Rus, and the Mongols Crash Course World History
In which John Green teaches you how Russia evolved from a loose amalgamation of medieval principalities known as the Kievan Rus into the thriving democracy we know today. As you can imagine, there were a few bumps along the road. It...
SciShow
SciShow Quiz Show: Dave Loos
Hank and the gang return with SciShow Quiz Show, where Sci Show's resident geniuses compete to win prizes for our subscribers!