Are food preservatives bad for you? – Eleanor Nelsen
View full lesson: http://ed.ted.com/lessons/are-preservatives-bad-for-you-eleanor-nelsen Food doesn’t last. In days, sometimes hours...
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Why are sharks so awesome? – Tierney Thys
View full lesson: http://ed.ted.com/lessons/why-are-sharks-so-awesome-tierney-thys Sharks have been celebrated as powerful gods by s...
How the sandwich was invented | Moments of Vision 5 – Jessica Oreck
View full lesson: http://ed.ted.com/lessons/how-the-sandwich-was-invented-moments-of-vision-5-jessica-oreck Today, it is estimated t...
Lucy en espanol
Lucy te explica algunos puntos de AIU 00
Can you solve the river crossing riddle? – Lisa Winer
View full lesson: http://ed.ted.com/lessons/can-you-solve-the-river-crossing-riddle-lisa-winer As a wildfire rages through the grass...
The Egyptian Book of the Dead: A guidebook for the underworld – Tejal Gala
View full lesson: http://ed.ted.com/lessons/the-egyptian-book-of-the-dead-tejal-gala Ancient Egyptians believed that in order to bec...
What caused the French Revolution? – Tom Mullaney
View full lesson: http://ed.ted.com/lessons/what-caused-the-french-revolution-tom-mullaney What rights do people have, and where do...
Plato’s best (and worst) ideas – Wisecrack
View full lesson: http://ed.ted.com/lessons/plato-s-best-and-worst-ideas-wisecrack Check out Wisecrack’s YouTube channel here:...
Why should you listen to Vivaldi’s “Four Seasons”? – Betsy Schwarm
View full lesson: http://ed.ted.com/lessons/why-should-you-listen-to-vivaldi-s-four-seasons-betsy-schwarm Light, bright, and cheerfu...
How much of human history is on the bottom of the ocean? – Peter Campbell
View full lesson: http://ed.ted.com/lessons/how-much-of-human-history-is-on-the-bottom-of-the-ocean-peter-campbell Sunken relics, gh...