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Tags archives: leave-earth

Man must leave Earth to survive, says Stephen Hawking

Humans will need to colonise another planet within the next 100 years to survive climate change, asteroid strikes and overpopulation, according to renowned British physicist Stephen Hawking. In a documentary, Expedition New Earth — part of the BBC’s new science season Tomorrow’s World — Mr Hawking and his former student Christophe Galfard will travel the world to find out how humans could survive in outer space. In the series, Mr […]