We’ve seen this movie before: Asteroid heads towards earth. Brave scientists fly to the rock, plant explosives, and get out of there. Asteroid explodes, Earth is safe, and Aerosmith plays loudly for all to hear. Well, it’s not quite that simple to protect the planet from a giant space rock. Believe it or not, scientists are already preparing for this doomsday scenario — and the plans are stranger than you might imagine.
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