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How do fireflies produce light? - Emily A. Geest
Dig into the science of how and why fireflies glow, and how their bioluminescent signals differ between males and females.
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The first firefly is thou…
3 days, 7 hours ago
Math class needs a makeover - Dan Meyer
Today's math curriculum is teaching students to expect -- and excel at -- paint-by-numbers classwork, robbing kids of a skill more important than sol…
3 days, 8 hours ago
How to see more and care less: The art of Georgia O'Keeffe - Iseult Gillespie
Get to know the life and works of painter and sculptor Georgia O’Keeffe, whose art became a cornerstone of American Modernism.
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Feeling disconnected…
3 days, 9 hours ago
Equality, competitive sports, and Title IX - Erin Buzuvis and Kristine Newhall
View full lesson: http://ed.ted.com/lessons/equality-sports-and-title-ix-erin-buzuvis-and-kristine-newhall
In 1972, U.S. Congress passed Title IX, a …
3 days, 9 hours ago
How the American Constitution was created - Judy Walton
View full lesson: http://ed.ted.com/lessons/who-made-the-american-constitution-judy-walton
How did a meeting intended to revise the Articles of Confed…
3 days, 10 hours ago
The fable of Dionysus' inebriated retribution - Iseult Gillespie
Dig into the Greek myth of Dionysus, the god of winemaking and excess, and his journey to his ancestral home in Thebes.
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Acoetes of Maeonia had been …
3 days, 11 hours ago
Will saunas help you live longer? - Max G. Levy
Explore how saunas can affect your body, and dig into the health benefits and limitations of this millennia-old tradition.
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Finnish sauna, Roman baln…
3 days, 12 hours ago
Religions and babies - Hans Rosling
Hans Rosling had a question: Do some religions have a higher birth rate than others -- and how does this affect global population growth? Speaking at…
3 days, 13 hours ago
The cheerful secret to better work - Shawn Achor
View full lesson: http://ed.ted.com/lessons/the-happy-secret-to-better-work-shawn-achor
We believe that we should work to be happy, but could that be …
3 days, 13 hours ago
How pigeons colonized the world - Elizabeth Carlen and Joanna Moles
Trace the ancient history of the pigeon, and discover how these birds became one of the most abundant species on the planet.
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Seeing their meat as a …
3 days, 14 hours ago