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A delightfully useful collection of explanations, how-tos and amusing trivia.
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How to tie your shoes
2 minutes 59 seconds
Terry Moore found out he'd been tying his shoes the wrong way his whole life. In the spirit of TED, he takes the stage to share a better way.
Why videos go viral
7 minutes 20 seconds
Kevin Allocca is YouTube's Head of Culture & Trends, and he has deep thoughts about silly web video. In this talk from TEDYouth, he shares the 4 reasons a video goes viral.
How to succeed? Get more sleep
4 minutes 10 seconds
In this short talk, Arianna Huffington shares a small idea that can awaken much bigger ones: the power of a good night's sleep. Instead of bragging about our sleep deficits, she urges us to shut our eyes and see the big picture: We can sleep our way to increased productivity and happiness -- and smarter decision-making.
You have no idea where camels really come from
12 minutes 27 seconds
Camels are so well adapted to the desert that it's hard to imagine them living anywhere else. But what if we have them pegged all wrong? What if those big humps, feet and eyes were evolved for a different climate and a different time? In this talk, join Radiolab's Latif Nasser as he tells the surprising story of how a very tiny, very strange fossil upended the way he sees camels, and the world. This talk comes from the PBS special "TED Talks: Science & Wonder."
The birds and the bees are just the beginning
9 minutes 47 seconds
Think you know a thing or two about sex? Think again. In this fascinating talk, biologist Carin Bondar lays out the surprising science behind how animals get it on. (This talk describes explicit and aggressive sexual content.)
How to use a paper towel
4 minutes 31 seconds
You use paper towels to dry your hands every day, but chances are, you're doing it wrong. In this enlightening and funny short talk, Joe Smith reveals the trick to perfect paper towel technique.
Why dieting doesn't usually work
12 minutes 42 seconds
In the US, 80% of girls have been on a diet by the time they're 10 years old. In this honest, raw talk, neuroscientist Sandra Aamodt uses her personal story to frame an important lesson about how our brains manage our bodies, as she explores the science behind why dieting not only doesn't work, but is likely to do more harm than good. She suggests ideas for how to live a less diet-obsessed life, intuitively.
How to grow fresh air
4 minutes 4 seconds
Researcher Kamal Meattle shows how an arrangement of three common houseplants, used in specific spots in a home or office building, can result in measurably cleaner indoor air.
10 top time-saving tech tips
5 minutes 44 seconds
Tech columnist David Pogue shares 10 simple, clever tips for computer, web, smartphone and camera users. And yes, you may know a few of these already -- but there's probably at least one you don't.
Why is 'x' the unknown?
3 minutes 57 seconds
Why is 'x' the symbol for an unknown? In this short and funny talk, Terry Moore gives the surprising answer.
The magic of Fibonacci numbers
6 minutes 24 seconds
Math is logical, functional and just ... awesome. Mathemagician Arthur Benjamin explores hidden properties of that weird and wonderful set of numbers, the Fibonacci series. (And reminds you that mathematics can be inspiring, too!)