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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Unconventional astronomer Garki Israelian is known to TEDsters for his talk at TEDGlobal 2009 on studying the spectrum emitted by stars. Now Israelian is inviting anyone with an interest in astronomy and the space sciences to travel to the Canary Islands, in Spain, home of the world’s largest telescope, to participate on June 20-25, 2011 […]
Today, Felisa Wolfe-Simon and scientists at NASA announced the discovery of a new form of bacteria that uses arsenic as part of its basic biology, something previously thought impossible. The bacteria appears to use the arsenic to replace phosphorous — possibly even in its DNA. Phosphorous was considered to be essential for all life, and […]