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 ...

Time travel has long lived in the realm of science fiction, but a prominent futurist now argues that humans could effectively ...

This isn’t the first time we’ve seen a LEGO set based on the DeLorean car that Doc modified to travel through time. LEGO released one a few years ago (and Walmart has it on sale for $170). But it’s a ...