• Question: what do you think will cause the end of the world?

    Asked by late1800 to Steve on 14 Jun 2010 in Categories: .
    • Photo: Steven Kiddle

      Steven Kiddle answered on 14 Jun 2010:


      I wonder if you mean the end of the world or the end of humans? I can’t see many things destroying the earth, its pretty robust ( a massive rock ) , but it could be destroyed by a big impact ( like a planetary collision ) or by falling towards a black hole. But its much more likely that humans will be wiped out, the sun may only work for another 5 billion years, which would be bad if we haven’t left the earth by then. And we may be wiped out by nuclear war, disease, another species or a meteorite impact before then.

      But this WILL NOT HAPPEN IN OUR LIFETIME, so please don’t be afraid of it. This is why i think we need to develop space travel.

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