Stephen Hawking warns us (again): Abandon Earth or face extinction
Stephen Hawking says that it will be difficult for us to avoid nuclear holocaust in the future, as incidents threatening to cause one will be more frequent.

Many commentators have pooh-poohed the idea:

I however tend to agree with Stephen Hawking, but I am quite doubtful about space flight/migration. What do you all think?
Aditya Manthramurthy
Web Administrator & Associate Editor
I too agree with Hawking. I don't think that humans can migrate to space anytime soon, but at the minimum we can try to develop space technology to harvest minerals that are short on Earth. Efforts like this keep my hopes up.

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