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Playlist: Did you know?

8 talks · 51:45 · Curated by TED

Did you know? (8 talks)

A delightfully useful collection of short explanations, how-tos and amusing trivia. Each of them is well worth the 3-6 minutes.

  • 1.
    2:59
    Now playing
    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. (Historical note: This was the very first 3-minute audience talk given from the TED stage, in 2005.)
  • 2.
    4:31
    Now playing
    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. (Filmed at TEDxConcordiaUPortland.)
  • 3.
    5:44
    Now playing
    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.
  • 4.
    17:17
    Now playing
    They're millions of digits long, and it takes an army of mathematicians and machines to hunt them down — what's not to love about monster primes? Adam Spencer, comedian and lifelong math geek, shares his passion for these odd numbers, and for the mysterious magic of math.
  • 5.
    7:20
    Now playing
    Kevin Allocca is YouTube's trends manager, and he has deep thoughts about silly web video. In this talk from TEDYouth, he shares the 4 reasons a video goes viral. (This is the first talk posted from an amazing TEDYouth event. Many others will come on line next month as part of our TED-Ed launch. We can't wait ...)
  • 6.
    4:07
    Now playing
    Oops! Nobody wants to see the 404: Page Not Found. But as Renny Gleeson shows us, while he runs through a slideshow of creative and funny 404 pages, every error is really a chance to build a better relationship.
  • 7.
    3:57
    Now playing
    Why is 'x' the symbol for an unknown? In this short and funny talk, Terry Moore gives the surprising answer.
  • 8.
    5:50
    Now playing
    Lego blocks: playtime mainstay for industrious kids, obsession for many (ahem!) mature adults. Hillel Cooperman takes us on a trip through the beloved bricks' colorful, sometimes oddball grownup subculture, featuring CAD, open-source robotics and a little adult behavior.