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The material that could change the world... for a third time
Explore the role concrete plays in global warming and how scientists are working to create a cleaner, more sustainable concrete.
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Today roads, sidewa…
3 days, 20 hours ago
The Greek myth of the Fates' prediction - Iseult Gillespie
Dig into the Greek myth of Meleager, who set out to end a boar’s destruction of his city along with Greece’s best warriors.
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The night of her son's b…
3 days, 21 hours ago
What can DNA tests really tell us about our ancestry? - Prosanta Chakrabarty
Dig into the science of how ancestry DNA tests work, their accuracy, and why tracing ancestry is so complicated.
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Two sisters take the same DNA test…
3 days, 22 hours ago
Analyzing a zombie: Brain and body (Part one) - Tim Verstynen and Bradley Voytek
View full lesson: http://ed.ted.com/lessons/diagnosing-a-zombie-tim-verstynen-brad-voytek
Zombies eat brains. They are also, like all of us, driven by…
3 days, 22 hours ago
How breath functions - Nirvair Kaur
View full lesson on ed.ted.com http://ed.ted.com/lessons/how-breathing-works-nirvair-kaur
We breathe constantly, but have you ever thought about how b…
3 days, 23 hours ago
Can you unravel the savanna mystery? - Cella Wright
Explore how big-headed ants have changed an entire ecosystem in Kenya, from its insects and plants to its biggest predators.
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In the early 2000s, one…
4 days ago
The carbon cycle - Nathaniel Manning
View full lesson: http://ed.ted.com/lessons/the-carbon-cycle-nathaniel-manning
What exactly is the carbon cycle? Nathaniel Manning provides a basic lo…
4 days, 1 hour ago
What your designs say about you - Sebastian Deterding
What does your chair say about what you value? Designer Sebastian Deterding shows how our visions of morality and what the good life is are reflected…
4 days, 2 hours ago
The groundbreaking amniotic egg - April Tucker
View full lesson: http://ed.ted.com/lessons/the-game-changing-amniotic-egg-april-tucker
350 million years ago, eggs could not survive far from water, …
4 days, 2 hours ago
Is it truly that harmful to consume cookie dough? - Emma Bryce
Explore how Salmonella spreads from chickens to humans, and learn how this crafty microscopic pathogen makes us sick.
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Salmonella infects millions wo…
4 days, 3 hours ago