By KIMBERLY WINSTON Religion News Service Mar 8, 2014 Mar 8, 2014 0 1 of 3 Carl Sagan The mystery of comets is explored in the all-new "When Knowledge Conquered Fear" episode of Cosmos: A Spacetime ...
A trailer for astrophysicist Neil deGrasse Tyson's Cosmos: A Spacetime Odyssey just aired at Comic-Con 2013, and it's a dazzling display of what's to come next year. Based on Carl Sagan's pioneering ...
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