Physicists long believed time was a basic feature of the universe. But it may just emerge from cosmic information.
We experience the flow of time because it’s a natural outcome of the basic laws of physics. But we may need to build a whole ...
Wormholes are often imagined as tunnels through space or time—shortcuts across the universe. But this image rests on a ...
Time travel has shifted from pure fantasy to a serious, if highly constrained, topic in modern physics. The equations that describe gravity, quantum fields and the structure of spacetime now allow ...
Would it be possible to control and even reverse the flow of time in a laboratory setting? While taking a trip back through ...