I usually tend to dismiss near-miss science and astronomy disaster porn, which usually comes in the form of asteroids that almost but didn't slam into the earth and other related horrors. The Earth has been around for a few billion years and it's been many millions of years since the planet suffered a true global catastrophe. So what are the odds, in this tiny sliver of decades at the leading edge of history, when we're finally able to have some inkling of what's going on in near space, that we're actually finding out about some real global catastrophe that had any real chance of happening? Small, I'd say. Well, here may be the one exception that proves the rule. According to a NASA study, the Earth just missed what would have been not a civilization ending but a truly massive global catastrophe in 2012 because of a huge solar storm.
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