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Photo by Shawn PNW / 500px via Getty Images Good News: The World May Not End in a Terrifying Way After All
Researchers previously thought they knew how the world would end. Now they say that particular fate is a coin toss.
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Photo by Kevin Frayer/Getty Images We Asked an Expert: Are We Really Going to Colonize Mars?
The definitive lowdown on whether we can get there, whether we can stay there—and if either would actually be worth it.
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