Optical clocks are highly precise timekeeping devices that measure time by tracking the oscillations of light, as opposed to microwaves, like conventional atomic clocks. The accuracy of these clocks ...

Chuck the gadgets, the fads and the alarm. Circadian research reveals how important your body’s internal clock is to blissful slumber.

What does the passage of time look like for a truly quantum object? The world’s best clocks may soon be able to answer this question, testing how time can stretch and shift in the quantum realm and ...

Grab your plutonium, rev that engine to 88 mph, and hang on tight: It’s time for a journey to Miami’s red-hot present.

Expert DIYer April Wilkerson constructs a unique fence panel clock as a functional piece of art.