For a good night of sleep, consider getting your circadian rhythm back in sync with the sun. Here’s how to do it.

Federal lawmakers and President Donald Trump are reviving calls to “lock the clock” and observe daylight saving time permanently, an effort that ...

New research has uncovered how a simple circadian clock network demonstrates advanced noise-filtering capabilities, enhancing ...

At the quantum level, the past and the future are indiscernible. That could have profound effects on the world we can see.