ted prize

No one should die because they live too far from a doctor

Hunting for Peru's lost civilizations -- with satellites

Help discover ancient ruins -- before it's too late

Everyone around you has a story the world needs to hear

My wish: To launch a new era of openness in business

Build a School in the Cloud

Advice to a young scientist

One year of turning the world inside out

The 4 commandments of cities

My wish: Use art to turn the world inside out

A song inspired by the ocean

Let's revive the Golden Rule

Photographing the landscape of oil

El Sistema's top youth orchestra

My wish: Protect our oceans

Join the SETI search

Moving photos of extreme drug-resistant TB

My wish: Find the next Einstein in Africa

My wish: The Charter for Compassion

My wish: Once Upon a School

My wish: Rebuilding Rwanda

My wish: Build the Encyclopedia of Life

My wish: A global day of film

My wish: Help me stop pandemics

My wish: Three unusual medical inventions

My wish: Manufactured landscapes and green education

Anti-gravity sculpture