Can two versions of reality exist at the same time? Physicists say they can — at the quantum level, that is.

Using a mathematical model of 100 quantum particles, physicists compared conventional and time-crystalline phases to evaluate timing resolution.

Researchers at Queen’s University have built a different kind of computer—one that uses light instead of electronics to ...

Is time a property of the Universe? Yes, if you conceive of it as heat: a mind-boggling yet oddly comforting perspective ...