Imagining a sustainable future - Alex Steffen

View full lesson: http://ed.ted.com/lessons/why-do-some-people-go-bald-sarthak-sinhaUploaded 02-10-14If you are a living, breathing human being, chances are you have felt sad at least a few times in your life. But what exactly is melancholy, and what (if anything) should we do about it? Courtney St…

Sign up for our newsletter and never miss an animation: http://bit.ly/TEDEdNewsletterUploaded 17-01-19View full lesson: https://ed.ted.com/lessons/a-day-in-the-life-of-a-mongolian-queen-anne-f-broadbridgeAs dawn breaks over a moveable city of ten thousand yurts, Queen Boraqchin readies her kingdom …

Sign up for our newsletter and never miss an animation: http://bit.ly/TEDEdNewsletterUploaded 03-01-19View full lesson: https://ed.ted.com/lessons/the-history-of-the-world-according-to-cats-eva-maria-geiglIn ancient times, wildcats were fierce carnivorous hunters. And unlike dogs, who have undergon…

Sign up for our newsletter and never miss an animation: http://bit.ly/TEDEdNewsletterUploaded 17-12-18View full lesson: https://ed.ted.com/lessons/from-slave-to-rebel-gladiator-the-life-of-spartacus-fiona-radfordSpartacus was enslaved — one of millions taken from territories conquered by Rome to wo…