Physics indicates it may be possible to go back to the future, and in How to Build a Time Machine, Brian Clegg argues that it’s never too early to prepare
AT 10 pm on , some 400 people waited at the Massachusetts Institute of Technology for some very special guests to arrive. Time travellers from any and every point in the future had been invited to join the party in Cambridge. “The idea was a simple one that might at first seem trivial but was, in fact rather clever,” Brian Clegg explains in How to Build a…
