Podcast Episodes
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Why did Megalodon become extinct? - Jack Cooper and Catalina Pimiento
Dive into the ocean’s depths to see how the gigantic megalodon ruled the seas, and find out what caused its extinction.
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20 million years ago, the oce…
2 weeks ago
How the water you flush cycles back to the water you drink - Francis de los Reyes
Explore the science of wastewater treatment, and find out why water reuse has become increasingly common worldwide.
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In 2003, Singapore’s national wa…
2 weeks ago
You are more transparent than you think - Sajan Saini
Discover how scientists are using light and integrated photonics technology to create medical devices that can diagnose illness.
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It’s an increasingl…
2 weeks ago
The accident that changed the world - Allison Ramsey and Mary Staicu
Learn how Alexander Fleming discovered penicillin, and how the antibiotic has changed medicine and the treatment of infections.
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In 1928, scientist …
2 weeks ago
Can you cheat death by solving this riddle? - Shravan S K
Practice more problem-solving at https://brilliant.org/TedEd
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You and your best friend Bill are the greatest bards in the kingdom— but maybe not the …
2 weeks ago
Connected, yet lonely? - Sherry Turkle
As we expect more from technology, do we expect less from each other? Sherry Turkle studies how our devices and online personas are redefining human …
2 weeks ago
Why is it so hard to abandon a bad habit?
Explore the psychology behind how good and bad habits are formed, and get tips on how to manage these behaviors.
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Many people deal with a nail-biting…
2 weeks ago
Inside an Antarctic time machine - Lee Hotz
View full lesson: http://ed.ted.com/lessons/lee-hotz-inside-an-antarctic-time-machine
Science columnist Lee Hotz describes a remarkable project at WAI…
2 weeks 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…
2 weeks ago
Tracking ancient diseases using ... plaque - Christina Warinner
Imagine what we could learn about diseases by studying the history of human disease, from ancient hominids to the present. But how? TED Fellow Christ…
2 weeks ago