Inside a Vogue Writer’s quest to conquer her circadian rhythm, all while tracking her progress with an Oura ring.

Our caesium fountains are among only 12 worldwide. Meet the timekeepers who watch over them at the IST Metrology Division in New Delhi.

From Ancient Greece to modern India’s proud atomic clocks, see what’s ticking – and how that’s about to change.

We’re once again approaching the annual resetting of the Doomsday Clock. Last January, the Science and Security Board of the Bulletin of Atomic Scientists, a group of very smart people, moved the ...

We’re once again approaching the annual resetting of the Doomsday Clock. Last January, the Science and Security Board of the ...

Here’s a look at Iran’s nuclear capabilities. Since 2003, worldwide concern over Iran’s nuclear program has increased as Iran and the International Atomic Energy Agency (IAEA) spar over investigation ...

We're once again approaching the annual resetting of the Doomsday Clock. Last January, the Science and Security Board of the Bulletin of Atomic Scientists, a group of very smart people, moved the ...

Time really does move faster on Mars, but the breakthrough that confirms it did not come from a spacecraft’s stopwatch.

We’re once again approaching the annual resetting of the Doomsday Clock. Last January, the Science and Security Board of the Bulletin of Atomic Scientists, a group of very smart people, moved the ...

As wars edge closer to nuclear flashpoints and climate collapse accelerates, the Doomsday Clock prepares to reveal how near ...

Morning essentials for 2026 that boost energy and joy, from sunrise alarm clocks to sunlight lamps, cozy sneakers, self care ...

The clocks aboard our icebreaker will be changed several times en route to Antarctica. It’s one of many things that make the ...