http://www.ted.com In a lively show, mathemagician Arthur Benjamin races a team of calculators to figure out 3-digit squares, solves another massive mental equation and guesses a few birthdays. How does he do it? He’ll tell you.... Read More إقرأ المزيد | Share it now!
Amory Lovins: We must win the oil endgame
http://www.ted.com In this energizing talk, Amory Lovins lays out his simple plan for weaning the US off oil and revitalizing the economy.... Read More إقرأ المزيد | Share it now!
Murray Gell-Mann: Beauty and truth in physics
http://www.ted.com Armed with a sense of humor and laypeople’s terms, Nobel winner Murray Gell-Mann drops some knowledge on TEDsters about particle physics, asking questions like, Are elegant equations more likely to be right than inelegant ones? ... Read More إقرأ المزيد | Share it now!
Ron Eglash: The fractals at the heart of African designs
http://www.ted.com “I am a mathematician, and I would like to stand on your roof.” That is how Ron Eglash greeted many African families he met while researching the fractal patterns hed noticed in villages across the continent. ... Read More إقرأ المزيد | Share it now!
Larry Brilliant: The case for informed optimism
http://www.ted.com We’ve known about global warming for 50 years and done little about it, says Google.org director Larry Brilliant. In spite of this and other depressing trends, he’s optimistic and tells us why. From Skoll World Forum, Oxford, UK, www.skollfoundation.org... Read More إقرأ المزيد | Share it now!
Philippe Starck: Design and destiny
http://www.ted.com Designer Philippe Starck — with no pretty slides to show — spends 18 minutes reaching for the very roots of the question “Why design?” Listen carefully for one perfect mantra for all of us, genius or not.... Read More إقرأ المزيد | Share it now!
Robert Full: Secrets of movement, from geckos and roaches
http://www.ted.com Biologist Robert Full shares slo-mo video of some captivating critters. Take a closer look at the spiny legs that allow cockroaches to scuttle across mesh and the nanobristle-packed feet that let geckos to run straight up walls. ... Read More إقرأ المزيد | Share it now!
Laws that choke creativity | Larry Lessig
http://www.ted.com Larry Lessig, the Nets most celebrated lawyer, cites John Philip Sousa, celestial copyrights and the “ASCAP cartel” in his argument for reviving our creative culture.... Read More إقرأ المزيد | Share it now!
Juan Enriquez: Using biology to rethink the energy challenge
http://www.ted.com Juan Enriquez challenges our definition of bioenergy. Oil, coal, gas and other hydrocarbons are not chemical but biological products, based on plant matter — and thus, growable. Our whole approach to fuel, he argues, needs to change.... Read More إقرأ المزيد | Share it now!