Last night, the 10 American Idol finalists were announced, and one thing is for sure: the five-year streak of pleasant-seeming, guitar-playing white dudes (in reverse order: Phillip Phillips, Scotty McCreery, Lee DeWyze, Kris Allen, and David Cook) is over.
Originally published on Mon December 16, 2013 1:43 pm
Gazing up at the night sky is simultaneously humbling and utterly thrilling. This hour, we'll hear from TED speakers who share an infectious sense of wonder and curiosity about our place in the universe and what lies beyond our skies.
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The SETI Institute's Jill Tarter wants to accelerate our search for cosmic company. Using a growing array of radio telescopes, she and her team listen for patterns that may be a sign of intelligence elsewhere in the universe.
What's six miles wide and can end civilization in an instant? An asteroid â€” and there are lots of them out there. With humor and great visuals, Phil Plait enthralls the TEDxBoulder audience with all the ways asteroids can kill, and what we must do to avoid them.