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07:20
475 600

Why videos go viral

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 ...)
08:02
133 947

One second every day

There are so many tiny, beautiful, funny, tragic moments in your life -- how are you going to remember them all? Director Cesar Kuriyama shoots one second of video every day as part of an ongoing project to collect all the special bits of his life.
18:23
114 474

Sheila Patek clocks the fastest animals

Biologist Sheila Patek talks about her work measuring the feeding strike of the mantis shrimp, one of the fastest movements in the animal world, using video cameras recording at 20,000 frames per second.
06:16
100 976

How YouTube thinks about copyright

Margaret Gould Stewart, YouTube's head of user experience, talks about how the ubiquitous video site works with copyright holders and creators to foster (at the best of times) a creative ecosystem where everybody wins.
11:49
39 295

Scott Kim takes apart the art of puzzles

At the 2008 EG conference, famed puzzle designer Scott Kim takes us inside the puzzle-maker's frame of mind. Sampling his career's work, he introduces a few of the most popular types, and shares the fascinations that inspired some of his best.
04:45
27 427

Capturing memories in video art

Using video mapping and projection, artist Gabriel Barcia-Colombo captures and shares his memories and friendships. At TED Fellow Talks, he shows his charming, thoughtful work -- which appears to preserve the people in his life in jars, suitcases, blenders ...
04:27
13 266

Jakob Trollback rethinks the music video

What would a music video look like if it were directed by the music, purely as an expression of a great song, rather than driven by a filmmaker's concept? Designer Jakob Trollback shares the results of his experiment in the form.
12:02
5 183

Adam Sadowsky engineers a viral music video

The band "OK Go" dreamed up the idea of a massive Rube Goldberg machine for their next music video -- and Adam Sadowsky's team was charged with building it. He tells the story of the effort and engineering behind their labyrinthine creation that quickly became a YouTube sensation.