A brief look at how scientists define a day, why Earth’s rotation sets the length of our days, and how small variations can ...

NASA on Friday said it was not ready to nail down Boeing Starliner’s next flight to the International Space Station as it continues to work through the problems found during the beleaguered first ...

Dying massive stars can reverse their spin deep inside, reshaping how scientists predict supernovas and stellar collapse.

Scientists predict Earth's days could stretch to 25 hours in 200 million years as the Moon's gravity gradually slows the ...

Subduction zones can look permanent on a map. They run for hundreds or thousands of miles, haul oceanic crust into the mantle ...

The New York Knicks' first-round series against the Atlanta Hawks hasn't been the smoothest, but New York is finally back in ...

NASA is preparing to launch a mission designed to provide a unique, inside-out view of the ring current. Called STORIE (Storm ...

In just a few days, you could have the chance to see the shower at its peak.

During the Industrial Revolution, Ford adopted a five-day workweek. As AI transforms the economy, is four-day workweek next?

The ion tail appeared as Comet C/2025 R3 PanSTARRS was about 45 million miles from Earth (72 million kilometers) during its ...

Earth Day began as a protest in 1970, but its meaning has evolved. Here’s how it changed - and what it represents today.

A massive 7.7 magnitude earthquake struck Myanmar in March 2025, but what makes this event extraordinary is what happened next. For the first time, a nearby CCTV camera captured the fault rupture in ...