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Why I must voice concerns about climate change - James Hansen
View full lesson: http://ed.ted.com/lessons/why-i-must-speak-out-about-climate-change-james-hansen
Top climate scientist James Hansen tells the story …
3 weeks, 2 days ago
Can you outsmart the fallacy that started a witch hunt? - Elizabeth Cox
Dig into the burden of proof fallacy, which assumes that something is true unless proven false and relies on arguments from ignorance.
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It’s 1950. An…
3 weeks, 2 days ago
The genesis of the universe, for beginners - Tom Whyntie
View full lesson: https://ed.ted.com/lessons/the-beginning-of-the-universe-for-beginners-tom-whyntie
How did the universe begin -- and how is it expan…
3 weeks, 2 days ago
How to reach flow state
Explore the defining features of being in a flow state, and get tips on how you can find flow in your daily life.
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Flow is more than just concentrati…
3 weeks, 2 days ago
Can alligators survive this supreme predator? - Kenny Coogan
Explore the diverse and vital ecosystem of the Everglades, and discover why the alligator is so essential to the region.
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Despite alligators ruling t…
3 weeks, 2 days ago
How one person saved over 2,000 children from the Nazis - Iseult Gillespie
Get to know the story of Irena Sendler, a social worker who saved over 2,000 Jewish children from the Warsaw Ghetto during WWII.
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In 1943, Irena Send…
3 weeks, 2 days ago
The unusual politics of disgust - David Pizarro
What does a disgusting image have to do with how you vote? Equipped with surveys and experiments, psychologist David Pizarro demonstrates a correlati…
3 weeks, 2 days ago
We need to talk about an inequity - Bryan Stevenson
View full lesson: http://ed.ted.com/lessons/we-need-to-talk-about-an-injustice-bryan-stevenson
In an engaging and personal talk -- with cameo appearan…
3 weeks, 2 days ago
The one thing keeping jellyfish from taking over - Mariela Pajuelo and Javier Antonio Quinones
Dig into why jellyfish populations have increased, and how leatherback sea turtles can help get their numbers under control.
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Over the past two decad…
3 weeks, 2 days ago
How hazardous was it to be a jester? - Beatrice K. Otto
Explore the history of court jesters, from 7th century China to medieval Europe, and how they were able to speak truth to power.
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Contrary to common …
3 weeks, 2 days ago