Steven Hawking once threw a party for time travellers, he made the announcement public so that it could be found by any future historians who might live in a world when technology allows travel back in time. Read more...
http://www.ghosttheory.com/2012/05/02/alien-visitors-are-they-us
Showing posts with label stephen hawking. Show all posts
Showing posts with label stephen hawking. Show all posts
Sunday, 13 May 2012
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