A brief history of numerical systems – Alessandra King
View full lesson: http://ed.ted.com/lessons/a-brief-history-of-numerical-systems-alessandra-king 1, 2, 3, 4, 5, 6, 7, 8, 9… an...
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How do animals experience pain? – Robyn J. Crook
View full lesson: http://ed.ted.com/lessons/how-do-animals-experience-pain-robyn-j-crook Humans know the surprising prick of a needl...
What’s so great about the Great Lakes? – Cheri Dobbs and Jennifer Gabrys
View full lesson: http://ed.ted.com/lessons/what-s-so-great-about-the-great-lakes-cheri-dobbs-and-jennifer-gabrys The North American...
How to master your sense of smell – Alexandra Horowitz
View full lesson: http://ed.ted.com/lessons/how-to-master-your-sense-of-smell-alexandra-horowitz Some perfumers can distinguish indi...
What does this symbol actually mean? – Adrian Treharne
Support us on Patreon: https://www.patreon.com/teded View full lesson: http://ed.ted.com/lessons/what-does-this-symbol-actually-mean...
Can you solve the counterfeit coin riddle? – Jennifer Lu
View full lesson: http://ed.ted.com/lessons/can-you-solve-the-counterfeit-coin-riddle-jennifer-lu You’re the realm’s greatest mathem...
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How the stethoscope was invented | Moments of Vision 7 – Jessica Oreck
View full lesson: http://ed.ted.com/lessons/how-the-stethoscope-was-invented-moments-of-vision-7-jessica-oreck The stethoscope is th...
Why are we so attached to our things? – Christian Jarrett
View full lesson: http://ed.ted.com/lessons/why-are-we-so-attached-to-our-things-christian-jarrett After witnessing the “violent rag...