How does film and TV make time travel real? Ellen E Jones and Mark Kermode take a quantum leap into the world of time travel and time loops on screen, from Back To The Future to Groundhog Day.

Nolan didn't just plant corn on a 500-acre farm; he used the seed of Relativity to grow this plant called Interstellar that we can't simply get enough of. Time played a major role not just in the ...

At relativistic speeds — that is near the speed of light — time moves more slowly, which would mean the electron beam wouldn't have enough time to spread out, keeping the beam focused.