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The Search for Extraterrestrial Intelligence is again combing space for radio signals broadcast by other intelligent life. To overcome its budget problems, it will share telescopes with the Air Force.
Do holiday sales make your palms sweat with anticipation? That’s because they’re designed to. “There’s a very, very deep art and science to pricing,” says Lee Eisenberg, author of Shoptimism. Watch as he explains the tricks of the trade and how you can avoid them.
Child prodigy turned inventor turned futurist, Ray Kurzweil is aiming never to die. He predicts that by 2029, computer intelligence will cure all disease and prevent death.