Tuesday, April 5, 2016

5 Ways to Time Travel

Time travel has been a popular theme in science fiction for decades. Cathal O'Connell explores what modern physics now says about its feasibility..
In 2009 the British physicist Stephen Hawking held a party for time travellers - the twist was he sent out the invites a year later. (No guests showed up).

Travel into the past is probably impossible. Even if it were possible, Hawking and others have argued that you could never travel back before the moment your time machine was built.

But travel to the future? That’s a different story. Read more

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