Time moves differently in space. Near black holes, gravity slows clocks and stretches seconds. This explainer reveals how time bends and affects astronauts and Earth.

Time is almost up on the way we track each second of the day, with optical atomic clocks set to redefine the way the world ...

A science-oriented advocacy group moved its “Doomsday Clock” to 85 seconds to midnight, saying the Earth is closer than ever to destruction.

Catastrophic risks are increasing, cooperation is declining, and swift action is needed from global leaders to correct course.

Wars, climate change, disruptive technologies and the rise of autocracy over the past year prompted scientists to set the clock at 85 seconds to midnight.

It's not because of runaway robots. It's because we've lost a "shared reality." ...

Familiar risks to human existence such as nuclear weapons and climate change were cited by the scientists, along with new ...

The holidays are over. The darkness is heavy. Basically, winter’s making things pretty drab right now. This is all making plenty of people daydream about longer days and warmer weather. That being ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. I can’t stop thinking about the website AI World Clocks. The ...

Will clocks spring forward for daylight saving time this year? There are bills in the U.S. Congress to drop the annual time change. President Donald Trump has said he wants to stop changing the clocks ...

The sun is setting later each day as winter continues, but nothing says spring like the day we spring the clocks forward. Here's when and what to know about daylight saving 2026 start and end. Under ...

Now that 2026 is officially underway, we’re only a few short weeks away from gaining more of that precious daylight. Although it may be a few weeks away, it’s time to prepare for Daylight Saving Time.