TED Talks Kids and Family

Artist Theo Jansen demonstrates the amazingly lifelike kinetic sculptures he builds from plastic tubes and lemonade bottles. His creatures are designed to move -- and even survive -- on their own.

Inventor Dean Kamen previews the prosthetic arm he’s developing at the request of the US Department of Defense. His quiet commitment to using technology to solve problems -- while honoring the human spirit -- has never been more clear.

Marine biologist Tierney Thys asks us to step into the water to visit the world of the Mola mola, or giant ocean sunfish. Basking, eating jellyfish and getting massages, this behemoth offers clues to life in the open sea.

In this stunning slideshow, celebrated nature photographer Frans Lanting presents The LIFE Project, a poetic collection of photographs that tell the story of our planet, from its eruptive beginnings to its present diversity. Soundtrack by Philip Glass.

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.

Jane Goodall hasn't found the missing link, but she's come closer than nearly anyone else. The primatologist says the only real difference between humans and chimps is our sophisticated language. She urges us to start using it to change the world.

Why do people succeed? Is it because they're smart? Or are they just lucky? Neither. Analyst Richard St. John condenses years of interviews into an unmissable 3-minute slideshow on the real secrets of success.

Arctic explorer Ben Saunders recounts his harrowing solo ski trek to the North Pole, complete with engaging anecdotes, gorgeous photos and never-before-seen video.

Performer and web toymaker Ze Frank delivers a hilarious nerdcore standup routine, then tells us what he's seriously passionate about: helping people create and interact using simple, addictive web tools.