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The science of macaroni salad: What's in a molecule? - Josh Kurz
View full lesson: http://ed.ted.com/lessons/the-science-of-macaroni-salad-what-s-in-a-molecule-josh-kurz
What do macaroni salad and gasoline have in c…
1 week, 3 days ago
How do wind turbines work? - Rebecca J. Barthelmie and Sara C. Pryor
Explore how wind turbines convert wind into electricity, and the challenges of powering the world entirely with wind energy.
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Every 24 hours, wind ge…
1 week, 3 days ago
The post-crisis customer - John Gerzema
John Gerzema says there's an upside to the recent financial crisis -- the opportunity for positive change. In this talk, he identifies four major cul…
1 week, 3 days ago
Why doesn’t the Leaning Tower of Pisa fall over? - Alex Gendler
Dig into the 800 year history and architecture of the Leaning Tower of Pisa and find out what gives the tower its infamous tilt.
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In 1990, the Itali…
1 week, 3 days ago
From Aaliyah to Jay-Z: Captured moments in hip-hop history - Jonathan Mannion
View full lesson: http://ed.ted.com/lessons/from-aaliyah-to-jay-z-captured-moments-in-hip-hop-history-jonathan-mannion
Jonathan Mannion once convinced…
1 week, 3 days ago
Demolition, disease, and death: Building the Panama Canal - Alex Gendler
Discover what it took to build the Panama Canal, and how this colossal construction project changed the region.
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In the 19th century, the California…
1 week, 3 days ago
What's the ideal country to live in?
Discover the shortcomings of using GDP to measure a country’s well-being, and what alternatives can be used to gauge quality of life.
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What’s the bes…
1 week, 3 days ago
How does chemotherapy work? - Hyunsoo Joshua No
Discover how chemotherapy drugs use cytotoxic agents to attack cancer cells and the impact they have on your body.
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During World War I, scientists w…
1 week, 3 days ago
What's wrong with our food system - Birke Baehr
View full lesson: http://ed.ted.com/lessons/what-s-wrong-with-our-food-system-birke-baehr
11-year-old Birke Baehr presents his take on a major source…
1 week, 3 days ago
What do dumplings look like throughout the world? - Miranda Brown
Trace the diverse and delicious history of dumplings, from their first recorded origins to their spread across the Asian continent and beyond.
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As ar…
1 week, 3 days ago