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What makes Thomas Jefferson so disputed? - Frank Cogliano
Thomas Jefferson was a founding father of the United States — but were his principles outweighed by his participation in slavery?
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Thomas Jefferson, …
2 weeks ago
How do self-driving cars “see”? - Sajan Saini
Take a look at the LIDAR and integrated photonics technologies that help self-driving cars navigate obstacles, no matter the environment, weather or …
2 weeks ago
What's so special about Viking ships? - Jan Bill
Explore the history and technology of Viking longships, which helped the Scandinavians conquer trade routes and new territories.
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As the Roman Empire…
2 weeks ago
Mating frenzies, sperm hoards, and brood raids: The life of a fire ant queen - Walter R. Tschinkel
Follow a queen fire ant as she builds a colony, protects it from neighboring ant armies and fends off would-be usurpers vying for her throne.
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In th…
2 weeks, 1 day ago
Who owns the "wilderness"? - Elyse Cox
Explore the creation of national parks and the importance of finding a balance between public use and ecological preservation.
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In 1903, US President…
2 weeks, 1 day ago
misconceptions about the Middle Ages that everyone thinks are true - Stephanie Honchell Smith
Explore the 6 most common misconceptions about the Middle Ages, and find out what living in medieval times was actually like.
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Medieval Europe. Where…
2 weeks, 1 day ago
Got seeds? Just add bleach, acid, and sandpaper - Mary Koga
View full lesson: http://ed.ted.com/lessons/got-seeds-just-add-bleach-acid-and-sandpaper-mary-koga
For a seed to start growing, its embryo must emerge…
2 weeks, 1 day ago
Introducing Julia Delmedico
This is one of five student perspectives featured in the PBS special "TED Talks Education" (#TEDTalksed.) Learn more here: https://www.ted.com/promos…
2 weeks, 1 day ago
Vomit, poop, and small cockroaches: How the leafcutter ant queen runs her farm - Charles Wallace
Take a look inside the leafcutter ant colony as a queen begins her reign and the ants work to sustain their supply of fungus.
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In a Texas clearing, a…
2 weeks, 1 day ago
What is Juneteenth, and why is it meaningful? - Karlos K. Hill and Soraya Field Fiorio
Get to know the history of Juneteenth, a commemoration of the end of slavery in the United States after the Civil War.
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At the end of the Civil War, …
2 weeks, 1 day ago