Where do math symbols come from? – John David Walters
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How in vitro fertilization (IVF) works – Nassim Assefi and Brian A. Levine
View full lesson: http://ed.ted.com/lessons/how-to-make-a-baby-in-a-lab-nassim-assefi-and-brian-a-levine Infertility affects 1 in 8...
The last banana: A thought experiment in probability – Leonardo Barichello
View full lesson: http://ed.ted.com/lessons/the-last-banana-a-thought-experiment-in-probability-leonardo-barichello Imagine a game o...
How do we smell? – Rose Eveleth
View full lesson: http://ed.ted.com/lessons/how-do-we-smell-rose-eveleth An adult human can distinguish up to 10,000 odors. You use...
The rise and fall of the Mongol Empire – Anne F. Broadbridge
Trace the rise and fall of the Mongol Empire which, under the leadership of Genghis Khan, became the largest contiguous land empire...
The strange case of the cyclops sheep – Tien Nguyen
Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/the-strange-case-of-the-cyclo...
Making sense of irrational numbers – Ganesh Pai
View full lesson: http://ed.ted.com/lessons/making-sense-of-irrational-numbers-ganesh-pai Like many heroes of Greek myths, the philo...
What is verbal irony? – Christopher Warner
View full lesson: http://ed.ted.com/lessons/what-is-verbal-irony-christopher-warner At face value, the lines between verbal irony, s...
If superpowers were real: Invisibility – Joy Lin
View full lesson: http://ed.ted.com/lessons/if-superpowers-were-real-invisibility-joy-lin What if invisibility wasn’t just the...
What happens when continents collide? – Juan D. Carrillo
View full lesson: http://ed.ted.com/lessons/what-happens-when-continents-collide-juan-d-carrillo Tens of millions of years ago, plat...