The world’s best clocks may be sensitive to an odd mix of quantum and relativistic effects that would stretch time and test ...

Researchers find that a photon can spend a negative amount of time in an excited atomic state while passing through a cloud ...

Amid high expectations for quantum technology, a new paper in Science reports a proven quantum advantage. In an experiment, ...

Physicists have unveiled a new type of time crystal that is governed by quantum behavior that conflicts with classical models ...

Time-varying systems, materials with properties that change over time, have opened new possibilities for the experimental ...

The visible patterns produced by the time crystals could be used for data storage and anti-counterfeiting designs.

Seeking endorsements for her new book, Chanda Prescod-Weinstein finds herself staring at fundamental questions of space, time ...

It bears repeating: the world is complicated. Oh, it looks simple enough: your coffee pours from pot to cup, round things roll but square things don’t, stuff that goes up will come back down (usually) ...