Astronomer Garik Israelian spoke at TEDGlobal on Wednesday, July 22, about spectroscopy — the art of examining the spectral signature of a distant object in the universe, and inferring its qualities and behaviors. When I asked him during rehearsal if he could stay for the whole conference, he said he had to leave early — for a great reason: he’d be at the inauguration of the largest telescope in the world, the Gran Telescopio Canarias, that Friday. He promised to record a video greeting from the event — and sent it over just as TEDGlobal wrapped up:
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In today’s talk, economist Charles Robertson turns up the heat on an idea that’s been simmering for several years: that Africa is seeing rapid economic growth. Looking at statistics and at the precedents set by China and India, Robertson brings this idea to a full boil, saying that economists haven’t been nearly optimistic enough in […]
All eyes are on Brazil, as World Cup play gets into full swing. But here at TED, our attention is turned to the country for an entirely different reason—TEDGlobal 2014 will be held in Rio de Janeiro from October 5 through 10. With a speaker program that ranges from a nomadic filmmaker to a Buddhist […]