“The clocks above click faster than the clocks on Earth”, and should be continually readjusted, says Osborne. For example, time passes extra slowly if you travel at velocity, although you want to start approaching the speed of light for the effect to be significant. This offers rise to the twin paradox, by which one of two identical twins becomes an astronaut and whizzes around in house at close to the pace of sunshine, whereas the opposite stays on Earth. “If you travel and are available again, you may be really youthful than the dual brother,” says Vlatko Vedral, a quantum …