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It's a classic underdog tale: David, a young shepherd armed only with a sling, beats Goliath, the mighty warrior. The story has transcended its biblical origins to become a common shorthand for unlikely victory. But, asks Malcolm Gladwell, is that really what the David and Goliath story is about?
Jumpy the dog
In a heart-melting moment, TED Talks Education host John Legend sits at the piano to sing "True Colors," giving the lyrics a special meaning for kids and teachers. "So don't be afraid / to let them show / your true colors / are beautiful, like a rainbow."
“Desertification is a fancy word for land that is turning to desert,” begins Allan Savory in this quietly powerful talk. And it's happening to about two-thirds of the world’s grasslands, accelerating climate change and causing traditional grazing societies to descend into social chaos. Savory has devoted his life to stopping it. He now believes -- and his work so far shows -- that a surprising factor can protect grasslands and even reclaim degraded land that was once desert.
What if money was no object? (Alan Watts)
A Toy Train in Space (Father & son send train into space)
Why Too Many Startups (er) Suck
When a new drug gets tested, the results of the trials should be published for the rest of the medical world -- except much of the time, negative or inconclusive findings go unreported, leaving doctors and researchers in the dark. In this impassioned talk, Ben Goldacre explains why these unreported instances of negative data are especially misleading and dangerous.
Western countries throw out nearly half of their food, not because it’s inedible -- but because it doesn’t look appealing. Tristram Stuart delves into the shocking data of wasted food, calling for a more responsible use of global resources.
The Human Jukebox
Call it "fuel without fossils": Jonathan Trent is working on a plan to grow new biofuel by farming micro-algae in floating offshore pods that eat wastewater from cities. Hear his team's bold vision for Project OMEGA (Offshore Membrane Enclosures for Growing Algae) and how it might power the future.
In her New Orleans neighborhood, artist and TED Fellow Candy Chang turned an abandoned house into a giant chalkboard asking a fill-in-the-blank question: “Before I die I want to ___.” Her neighbors' answers -- surprising, poignant, funny -- became an unexpected mirror for the community. (What's your answer?)
Home made Portal video
Hannibal Buress applied for a job at Starbucks because his life was in shambles.
John Oliver describes one man's financially catastrophic dream.
Adam Lashinsky, Fortune senior editor-at-large, shares an insider look at Apple, one of the world's most iconic and secretive companies. Based on his research into the technology giant's internal processes and approaches to leadership and building products, Lashinsky offers insights and surprises from his book, Inside Apple: How America's Most Admired--and Secretive--Company Really Works.
At her family's restaurant on Lake Winnebago, Linda Wendt oversees a staff of almost 50 people. And that, more than anything, has made her feel a connection to Republican presidential candidate Mitt Romney.
Rob Legato creates movie effects so good they (sometimes) trump the real thing. In this warm and funny talk, he shares his vision for enhancing reality on-screen in movies like Apollo 13, Titanic and Hugo.
Daniel Ek, founder of digital music service, Spotify, is driven by a desire to solve interesting problems. In this fascinating lecture, moderated by KPCB's Chi-Hua Chien, Ek shares his thoughts on leadership, collaboration, and a laser-focus on building truly great products.
For the past two years, photographer Lisa Kristine has traveled the world, documenting the unbearably harsh realities of modern-day slavery. She shares hauntingly beautiful images -- miners in the Congo, brick layers in Nepal -- illuminating the plight of the 27 million souls enslaved worldwide. (Filmed at TEDxMaui)
Co-Founder Drew Houston shares personal moments from starting the cloud-based file storage service Dropbox. Houston touches on the importance of persevering through early challenges at a startup, selecting the right co-founder, and focusing on solving problems to maximize customer happiness.
What's a college degree really worth these days?
Do host cities really get the benefits their boosters promise, or are they just engaging in some fiscal gymnastics?
Computer science began in the '30s ... the 1830s. John Graham-Cumming tells the story of Charles Babbage's mechanical, steam-powered "analytical engine" and how Ada Lovelace, mathematician and daughter of Lord Byron, saw beyond its simple computational abilities to imagine the future of computers. (Filmed at TEDxImperialCollege.)
We know getting a good education is important, but does the current model nurture real learning? Three TED speakers share powerful ideas about how to change the education for the better. Teachers are flipping classrooms, rethinking lesson plans, and re-imagining the role of teacher and student, learner and educator. Sir Ken Robinson says the standardization of schools squashes creativity — and ultimately hurts our communities. Salman Khan of the Khan Academy explains how video lectures can help kids master subjects, not just muddle through them. And public school teacher John Hunter says his 4th graders have solved global warming — on several occasions.