Curated Video
Who Started World War I: Crash Course World History 210
In which John Green teaches you WHY World War I started. Or tries to anyway. With this kind of thing, it's kind of hard to assign blame to any one of the nations involved. Did the fault lie with Austria-Hungary? Germany? Russia? Julius...
TED-Ed
TED-Ed: How corn conquered the world | Chris A. Kniesly
Corn currently accounts for more than one tenth of our global crop production. And over 99% of cultivated corn is the exact same type: Yellow Dent #2. This means that humans grow more Yellow Dent #2 than any other plant on the planet. So...
TED Talks
Josette Sheeran: Ending hunger now
Josette Sheeran, the head of the UN's World Food Program, talks about why, in a world with enough food for everyone, people still go hungry, still die of starvation, still use food as a weapon of war. Her vision: "Food is one issue that...
MinuteEarth
Los Habitantes de lo Profundo
Este video es una traducción de "Denizens of the Deep" -------------------- MinutoDeLaTierra proporciona una visión energética y entretenida de las tendencias en el medio ambiente terrestre -- ¡en sólo unos pocos minutos!...
MinuteEarth
Why "Nothing" Matters in Science
Null results often get a bad rap, sometimes characterized as a study "finding nothing," but there's a lot we can learn from studies whose results fail to support their hypotheses.
MinuteEarth
Why People Hate Hyenas
Throughout history and around the world, most people dislike hyenas. But why?
MinuteEarth
Screens are NOT the reason kids need glasses 👀
Way more kids have fuzzy vision these days because we spend less time in outdoor light, which makes our eyeballs longer.
Crash Course
The Scientific Revolution: Crash Course History of Science
So, what exactly is a scientific revolution? And are they more than just moments in time Historians use to mark the beginning and ending of things through time? In this episode we'll look into some ideas and people named Nick and how...
Crash Course
Age of Jackson Crash Course US History
In which John Green teaches you about the presidency of Andrew Jackson So how did a president with astoundingly bad fiscal policies end up on the $20 bill? That's a question we can't answer, but we can tell you how Jackson got to be...
MinuteEarth
The Plant That’s Full Of Metal
The amount of metal some special plants are able to take up from the soil would be toxic enough to an average plant to kill it several times over.
TED Talks
TED: Let's scan the whole planet with LiDAR | Chris Fisher
We have archives of films, newspapers, even seeds -- what if we could make one for the entire surface of the earth? Drawing on his experience mapping an ancient city in the Honduran jungle, archaeologist Chris Fisher makes the case for...
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.
MinuteEarth
¿Por qué las hojas son verdes? Parte 2
¿Aún preguntándote por qué las hojas de las plantas son verdes y no rojas, azules o incluso negras? La respuesta es ¡la CLOROFILA! Este video es una traducción de "Why Are Leaves Green? Part 2" MinutoDeLaTierra proporciona una visión...
MinuteEarth
¿Por Qué Comemos Comida Podrida?
Te gusta la comida podrida y no lo sabes. Siempre tratamos de usar lenguaje fácil de comprender, por lo que evitamos el lenguaje técnico. Sin embargo, en caso de que quieras saber más acerca del tema, puedes comenzar tu aventura con los...
MinuteEarth
¡La Invasión de las Hormigas Locas!
La nueva película de Holywood: ¡el ataque de las hormigas locas! Y nuestro contraataque. Siempre tratamos de usar lenguaje fácil de comprender, por lo que evitamos el lenguaje técnico. Sin embargo, en caso de que quieras saber más acerca...
MinuteEarth
The Best Pokémon (According to Science)
There’s lots of debate as to which original starter Pokémon is the best fighter among squirtle, bulbasaur, charmander, and pikachu, but only one is the most biologically plausible.
MinuteEarth
Why Do Humans Vomit So Much? 🤮
In an effort to protect us from getting killed by something we’ve ingested, our brain’s vomit control center processes a lot of information from several different places … and sometimes is a little overly cautious.
Crash Course
The Roaring 20's Crash Course US History
In which John Green teaches you about the United States in the 1920s. They were known as the roaring 20s, but not because there were lions running around everywhere. In the 1920s, America's economy was booming, and all kinds of social...
Crash Course
Post-War Rebuilding and the Cold War: Crash Course European History
Sometimes, friendship isn't forever. At the conclusion of World War II, the old structures of power were a shambles. The traditional European powers were greatly weakened by years of total war and widespread destruction. The USSR was...
Crash Course
Post-World War I Recovery: Crash Course European History
In which John Green looks at Europe's attempts to recover from the devastation of World War I and forge a lasting peace. The peace did not last. Today we're talking about the economic cultural recovery of the 1920s, and the economic...
Crash Course
The Olympics, FIFA, and why we love sports: Crash Course Games
Today, John Green is going to be your substitute teacher as we dive into the world of sports! Now ��_sports��_ is a pretty broad genre of game, we probably couldn't even cover them in an entire series, but today we're going to do...
TED Talks
Nora Brown: "East Virginia" / "John Brown's Dream"
In a mesmerizing set, musician Nora Brown breathes new life into two old-time banjo tunes: "East Virginia" and "John Brown's Dream." An evocative performance paired with a quick history of the banjo's evolution.
TED Talks
Murray Gell-Mann: The ancestor of language
After speaking at TED2007 on elegance in physics, the amazing Murray Gell-Mann gives a quick overview of another passionate interest: finding the common ancestry of our modern languages.
TED Talks
Shimon Schocken: What a bike ride can teach you
Computer science professor Shimon Schocken is also an avid mountain biker. To share the life lessons he learned while riding, he began an outdoor program with Israel's juvenile inmates and was touched by both their intense difficulties...