TEDTalentSearch

Toby Shapshak: In Africa, necessity is the mother of innovation

Duncan Davidson: Why do we hate seeing photos of ourselves?

Richard Gill: The essential role of music in education

Derek Muller: The key to effective educational science videos

Gwon Osang: Making life-size sculptures out of photos

Matteo Ceccarini: A different way of seeing

Lena Edlund: How to build a house with no money -- or electricity

Deanna Hood: My Apollo 13 moment in disease diagnosis

Bas Lansdorp: My proposal for a one-way mission to Mars

Fábio Barbosa: Transparency in business for long-term success

Jeongmee Yoon: An artist explores little girls' love of pink

Handsign: Combining hip-hop dance with sign language

Raymond Wang (age 14): Harvesting energy from rain, hail and snow

Steve Barnett: A "silent" conductor rouses an audience

Gaurav Tekriwal: A lesson in Vedic mathematics

Deepak Ravindran: An SMS-based Internet search engine for the masses

David R. Montgomery: A geologist's investigation into Noah's Flood

Rose George: Take toilets seriously

Lesley Perkes: Making a bed the whole town can share

Katharine Harborne: Let's rethink our relationship with plants

Nicholas Sykes: Let's unlock the true potential of biomimicry

Rebekah Campbell: What web entrepreneurs can learn from rock stars

Rita Tandy: For Soweto's children, a road to the future

Nick Boraine: The power of rehearsing forgiveness

Jodi Bieber: Photographs of the real Soweto

Sabatina James: My flight from an arranged marriage

Andrew Yu: "Teaching boxes" for rural classrooms

Ove Hoegh-Guldberg: The endangered beauty of lush, colorful coral reefs

Richard Turere (age 13): My invention that outsmarted lions

Soo-in Yang: My public installations, designed to engage

Josh Ginsburg: How I digitally mapped my own memory

Jonas Merian: My "upcycled" furniture

Yossi Sassi: The power of music to unite the world