TED-Ed
TED-Ed: A brief history of Spanish | Ilan Stavans
Beginning in the third century BCE, the Romans conquered the Iberian peninsula. This period gave rise to several regional languages in the area that's now Spain, including Castilian, Catalan, and Galician. One of these would become...
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...
SciShow
Solar-Powered Plane and Contagious Shellfish Cancer
A plane fueled only by the sun is flying around the world and a certain cancer in shellfish is contagious! Olivia Gordon explains these stories in this week's SciShow News.
Crash Course
The 17th Century Crisis: Crash Course European History
The 17th Century in Europe was pretty rough in a lot of ways. The Thirty Years War involved a lot of countries, and a lot of battles, and it was terrible for everyone involved, as wars have aa historical tendency to be. At the same time,...
SciShow
What Megalodon’s Teeth Say About Their Parenting
A shark's teeth usually says "stay away", but we can learn a lot from them, including what type of parents they were.
Crash Course
Charles V and the Holy Roman Empire: Crash Course World History
In which John Green teaches you about the Holy Roman Empire by teaching you about Charles V. Charles Hapsburg was the holy Roman Emperor, but he was also the King of Spain. And the King of Germany. And the King of Italy and the Lord of...
SciShow
The World's 5 Rarest Animals
Today's extraordinarily depressing dose comes to you in honor of Lonesome George, the world's last Pinta Island tortoise, who passed away earlier this summer - Hank brings us the stories of five more extremely rare animals who may be...
TED Talks
Stewart Brand: The dawn of de-extinction. Are you ready?
Throughout humankind's history, we've driven species after species extinct: the passenger pigeon, the Eastern cougar, the dodo ... But now, says Stewart Brand, we have the technology (and the biology) to bring back species that humanity...
SciShow
The Toughest, Biggest, and Hottest Science of 2017
2017 has been an eventful year, so as it comes to a close we'd like to look back at some of its most superlative science.
TED Talks
Ngozi Okonjo-Iweala: Aid versus trade
Ngozi Okonjo-Iweala, the former finance minister of Nigeria, sums up four days of intense discussion on aid versus trade on the closing day of TEDGlobal 2007, and shares a personal story explaining her own commitment to this cause.
TED-Ed
TED-ED: How Magellan circumnavigated the globe - Ewandro Magalhaes
On September 6, 1522, the "Victoria" sailed into harbor in southern Spain. The battered vessel and its 18 sailors were all that remained of a fleet that had departed three years before. Yet her voyage was considered a success, for the...
TED Talks
Caroline Phillips: Hurdy-gurdy for beginners
Caroline Phillips cranks out tunes on a seldom-heard folk instrument: the hurdy-gurdy, a.k.a. the wheel fiddle. A searching, Basque melody follows her fun lesson on its unique anatomy and 1,000-year history.
Crash Course
Dutch Golden Age: Crash Course European History
While the English were falling apart a little, with their civil war and their restoration and their succession problems, the Dutch were getting their act together. They were throwing off the yoke of the Spanish Empire, uniting their...
SciShow
5 Creepy Weather Phenomena That Shouldn't Be Allowed
Weather isn’t all sunshine and rainbows—sometimes it’s rain, and sometimes that rain looks like blood. Chapters 1 BLOOD RAIN 1:39 BLACK RAIN 2:52 BLACK BLIZZARDS 4:36 4 VOLCANIC TORNADOES 7:47 HEAT BURSTS 9:10
TED Talks
TED: Why are these 32 symbols found in ancient caves all over europe? | Genevieve von Petzinger
Written language, the hallmark of human civilization, didn't just suddenly appear one day. Thousands of years before the first fully developed writing systems, our ancestors scrawled geometric signs across the walls of the caves they...
TED-Ed
TED-Ed: History's "worst" nun | Theresa A. Yugar
Juana Ramírez de Asbaje sat before a panel of prestigious theologians, jurists, and mathematicians. They had been invited to test Juana's knowledge with the most difficult questions they could muster. But she successfully answered every...
PBS
When Apes Conquered Europe
Today, our closest evolutionary relatives, the apes, live only in small pockets of Africa and Asia. But back in the Miocene epoch, apes occupied all of Europe. Why aren't there wild apes in Europe today?
Crash Course
The Spanish Golden Age: Crash Course Theater #19
This week on Crash Course Theater, Mike and Yorick take us to beautiful Spain, and look at its Golden Age. Spain was having kind of a moment in the 16th and 17th centuries. They had this big empire, the culture was really flowering, and...
TED-Ed
TED-Ed: The rise and fall of the Celtic warriors | Philip Freeman
One summer evening in 335 BCE, Alexander the Great was resting by the Danube River when a band of strangers approached his camp. Alexander had never seen anything like these tall, fierce-looking warriors with huge golden neck rings and...
Crash Course
Economic Depression and Dictators: Crash Course European History
We're still leading up to World War II, but first we gotta talk about the rise of the dictators. Today we talk about the rise of militaristic dictatorships in Germany, the Soviet Union, Japan, and Spain, and the economic depression that...
SciShow
Why Was the Islamic Golden Age of Science… Golden?
Around 750-1250 CE, the Islamic empire made incredible scientific advancements that still influence many fields of research today. What we know about some of the great minds of that time, as well as what we’ve learned from modern...
Bozeman Science
Mechanisms that Increase Genetic Variation
Paul Andersen describes mechanisms that increase the genetic variation within a population. He begins by discussing how horizontal transfer can move genetic material between bacteria. Transformation, transduction, and conjugation in...
TED-Ed
TED-Ed: These companies with no CEO are thriving | TED-Ed
Co-ops are a big part of the global economy: they employ 10% of the world's workforce and over two trillion dollars flow through their doors every year. At a co-op, there's no single person with overarching, top-down power over everyone...
Crash Course
The Age of Exploration: Crash Course European History
The thing about European History is that it tends to leak out of Europe. Europeans haven't been great at staying put in Europe. As human beings do, the people of Europe were very busy traveling around to trade, to spread religion, and in...