TED Talks
Dan Barasch: A park underneath the hustle and bustle of New York City
Dan Barasch and James Ramsey have a crazy plan — to create a park, filled with greenery, underneath New York City. The two are developing the Lowline, an underground greenspace the size of a football field. They're building it in a...
TED Talks
TED: Globalization is ending. What's next? | Mike O'Sullivan
Globalization is on its deathbed, says economist Mike O'Sullivan. The question now is: What's next? Tracing the historical successes and failures of globalization, O'Sullivan forecasts a new world order where countries come together over...
Crash Course
Florence and the Renaissance: Crash Course European History
The Renaissance was a cultural revitalization that spread across Europe, and had repercussions across the globe, but one smallish city-state in Italy was in many ways the epicenter of the thing. Florence, or as Italians might say,...
MinuteEarth
Cómo Mantener A Un Elefante Fuera De Tu Jardín
¿Te molestan los elefantes que se cuelan en tu jardín? ¡Prueba este sencillo truco para mantenerlos afuera! Muchas gracias a las personas que nos apoyan en Patreon. ¡Ayudáis a que MinutoDeLaTierra sea posible! -----------------------...
TED-Ed
TED-Ed: The most notorious scientific feud in history | Lukas Rieppel
After the California Gold Rush of 1848, settlers streamed west to strike it rich. In addition to precious metals, they unearthed another treasure: dinosaur bones. Two wealthy scientists in particular— Othniel Charles Marsh and Edward...
TED Talks
How theater weathers wars, outlasts empires and survives pandemics | Cara Greene Epstein
When catastrophe strikes, art prevails -- and has done so for centuries. In this fascinating talk, writer and director Cara Greene Epstein places the closing of theaters during the coronavirus pandemic in a historical context, exploring...
Crash Course
Ida B. Wells Crash Course Black American History
In this video, we'll learn about the life story of journalist, orator, teacher, suffragette, and anti-lynching activist Ida B. Wells-Barnett. Ida B. Wells made her name writing and speaking and working to improve the lives of Black...
Crash Course
The End of Civilization (In the Bronze Age): Crash Course World History 211
In which John Green teaches you about the Bronze Age civilization in what we today call the middle east, and how the vast, interconnected civilization that encompassed Egypt, The Levant, and Mesopotamia came to an end. What's that you...
SciShow
How a Sick Chimp Led to a Global Pandemic: The Rise of HIV
In the first video in our two part series on HIV and AIDS, we explain how scientists figured out what HIV is, when the infection morphs into AIDS, and where they think the virus originated.
TED-Ed
Ugly History: The US syphilis experiment | Susan M. Reverby
Afflicting nearly 1 in 10 Americans, syphilis was ravaging the U.S. in the 1930s. Many doctors believed syphilis affected Black and white patients differently, and the Public Health Service launched an experiment to investigate,...
Crash Course
The Transatlantic Slave Trade Crash Course Black American History
Today we're learning about the Transatlantic Slave Trade, which brought millions of captive Africans to the Americas between the 16th and 19th centuries, with the largest number of people trafficked between 1700 and 1808. We'll look at...
MinuteEarth
Where Does One Ocean End And Another Begin?
Earth's ocean water is continuous. How can we divide it into sections that are more useful?
TED Talks
Courtney E. Martin: This isn't her mother's feminism
Blogger Courtney E. Martin examines the perennially loaded word "feminism" in this personal and heartfelt talk. She talks through the three essential paradoxes of her generation's quest to define the term for themselves.
TED Talks
TED: Clues to prehistoric times, found in blind cavefish | Prosanta Chakrabarty
TeD Fellow Prosanta Chakrabarty explores hidden parts of the world in search of new species of cave-dwelling fish. These subterranean creatures have developed fascinating adaptations, and they provide biological insights into blindness...
TED Talks
TED: The world doesn't need more nuclear weapons | erika Gregory
Today nine nations collectively control more than 15,000 nuclear weapons, each hundreds of times more powerful than those dropped on Hiroshima and Nagasaki. We don't need more nuclear weapons; we need a new generation to face the...
TED-Ed
TED-Ed: History vs. Augustus - Alex Gendler and Peta Greenfield
His reign marked the beginning of one of history's greatest empires . . . and the end of one of its first republics. Was Rome's first emperor a visionary leader who guaranteed his civilization's place in history, or a tyrant who...