The world-renowned physicist recently said in an interview he fears extraterrestrials might destroy us. He said it might be worse that when Columbus turned up in the Americas and reduced the native population, Cnet reports.
“Such advanced aliens would perhaps become nomads, looking to conquer and colonize whatever planets they can reach,” Hawking told El Pais. “To my mathematical brain, the numbers alone make thinking about aliens perfectly rational. The real challenge is to work out what aliens might actually be like.”
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