http://www.ted.com With stunning photos and stories, National Geographic Explorer Wade Davis celebrates the extraordinary diversity of the world’s indigenous cultures, which are disappearing from the planet at an alarming rate.... Read More إقرأ المزيد | Share it now!

http://www.ted.com Rice University professor Richard Baraniuk explains the vision behind Connexions, his open-source, online education system. It cuts out the textbook, allowing teachers to share and modify course materials freely, anywhere in the world.... Read More إقرأ المزيد | Share it now!

Visit http://TED.com to get our entire library of TED Talks, transcripts, translations, personalized talk recommendations and more.... Read More إقرأ المزيد | Share it now!

http://www.ted.com In an emotionally charged talk, MacArthur-winning activist Majora Carter details her fight for environmental justice in the South Bronx — and shows how minority neighborhood suffer most from flawed urban policy.... Read More إقرأ المزيد | Share it now!

http://www.ted.com Stop wringing your hands over AIDS, cancer and the avian flu. Cardiovascular disease kills more people than everything else combined — and it’s mostly preventable. Dr. Dean Ornish explains how changing our eating habits will save lives.... Read More إقرأ المزيد | Share it now!

http://www.ted.com Why do people succeed? Is it because they’re smart, or are they just lucky? Analyst Richard St. John condenses years of interviews into an unmissable 3-minute presentation on the real secrets of success.... Read More إقرأ المزيد | Share it now!

http://www.ted.com How many poets could cram eBay, Friendster and Monster.com into 3-minute poem worthy of a standing ovation? Enjoy Rives’ unique talent.... Read More إقرأ المزيد | Share it now!