SciShow
The Fibonacci Sequence: Nature's Code
Hank introduces us to the most beautiful numbers in nature - the Fibonacci sequence.
SciShow
How The Islamic Golden Age of Science Changed History As We Know It
The Islamic Golden Age of Science is largely to thank for our scientific developments today. Around 750-1250 CE, the Islamic empire made incredible scientific advancements that changed the course of history! Join Michael Aranda for a...
Crash Course
Mythical Horses: Crash Course World Mythology #37
Horses have been human companions for thousands of years, and have been essential companions and tools for the development of human culture. So, it makes sense that horses would make their way into our most important stories. Today,...
PBS
At Greek Refugee Camp, There Are Few Defenses Against Covid-19 Threat
Human rights activists and medical nonprofits are calling on the Greek government to evacuate overcrowded refugee camps on islands in the Aegean Sea, where an outbreak of COVID-19 would likely cause humanitarian catastrophe. Concerns are...
TED-Ed
TED-Ed: Did the Amazons really exist? - Adrienne Mayor
It was long assumed that Amazons, the fierce and fearsome women warriors of Greece, were imaginary. But curiously enough, stories from ancient Egypt, Persia, the Middle East, Central Asia, India and China also featured Amazon-like...
TED-Ed
TED-ED: Why is Herodotus called The Father of History? - Mark Robinson
About 2500 years ago, the writing of history as we understand it didn't really exist. Then, a man called Herodotus witnessed the Persian invasions of Greece and decided to find out why they happened. Mark Robinson investigates how the...
TED Talks
Juan Enriquez: Your online life, permanent as a tattoo
What if Andy Warhol had it wrong, and instead of being famous for 15 minutes, we're only anonymous for that long? In this short talk, Juan Enriquez looks at the surprisingly permanent effects of digital sharing on our personal privacy....
SciShow
How We Proved Earth Rotates Using a Giant Swinging Ball
People have suspected that Earth rotates for thousands of years, but how did we first prove it?
Crash Course Kids
Space Compilation
Maybe you'd like to just hear about one topic for a while. We understand. Thus, we've created our Compilation Series. In this video, we look at some of our videos about Space. Sabrina talks to us about the Sun, stars, the universe, and...
Be Smart
Exoplanets: Are There Other Earths?
We live in one of a hundred billion of galaxies, each with hundreds of billions of stars. And now, thanks to modern astronomy, we know that the Milky Way is home to perhaps a hundred billion planets! In the past two decades, these...
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...
TED-Ed
TED-Ed: Is light a particle or a wave? - Colm Kelleher
Can we accurately describe light as exclusively a wave or just a particle? Are the two mutually exclusive? In this third part of his series on light and color, Colm Kelleher discusses wave-particle duality and its relationship to how we...
Crash Course
India: Crash Course History of Science
You might have recognized the names of some of the Greek natural philosophers. They were individuals with quirky theories, and we have records about them. But they weren’t the only people making knowledge back in the day. Today, Hank...
SciShow
The Fibonacci Sequence: Nature's Code
Hank introduces us to the most beautiful numbers in nature - the Fibonacci sequence.
Crash Course Kids
The Zodiac Constellations
We've talked about constellations; groups of stars in the night sky that we assign names to. But there are a certain group of special constellations called The Zodiac that Sabrina is going to chat about. Gemini, Sagittarius, Scorpio?...
Crash Course
The Presocratics: Crash Course History of Science
The Presocratics: Crash Course History of Science #2
Curated Video
The Persians & Greeks: Crash Course World History
In which John compares and contrasts Greek civilization and the Persian Empire. Of course we're glad that Greek civilization spawned modern western civilization, right? Maybe not. From Socrates and Plato to Darius and Xerxes, John...
Be Smart
Illuminating the Universe: The History of Light
Beyond what we can touch, taste, smell, and hear, we experience the universe through light. But how did we come to discover light, and how did we learn light's true nature, as the fastest thing in the universe, an electromagnetic...
TED-Ed
TED-Ed: Can you solve the Trojan War riddle? | Dennis Shasha
On Olympus, you've been waiting for an opportunity to bring the bloody Trojan War to its conclusion. The two sides have agreed to a brief truce, and when you consult the Fates, they advise: should the peace last for 10 days, all will end...
Crash Course
The Persians & Greeks Crash Course World History
In which John compares and contrasts Greek civilization and the Persian Empire. Of course we're glad that Greek civilization spawned modern western civilization, right? Maybe not. From Socrates and Plato to Darius and Xerxes, John...
Crash Course
The Greeks and Romans - Pantheons Part 3: Crash Course World Mythology
This week, we continue our look at various Pantheons, and Mike digs deep into the gods of the ancient Greeks. We're talking Zeus, Hera, Poseidon, Hades, Artemis, Hephaestos, Ares, and Apollo. We're also talking Jupiter, Juno, Neptune,...
Crash Course
A Long and Difficult Journey, or The Odyssey: Crash Course Literature 201
In which John Green teaches you about Homer's Odyssey. If it was Homer's If Homer was even real. Anyway, that stuff doesn't really matter. John teaches you the classic, by which I mean classical, epic poem, the Odyssey. The Journey of...
Curated Video
What was the Secret Weapon of the Carthaginian Empire?
What was the Secret Weapon of the Carthaginian Empire?
Curated Video
Evolution of the Alphabet | Earliest Forms to Modern Latin Script
Evolution of the Alphabet | Earliest Forms to Modern Latin Script