The new Doomsday Clock time has been set by the Bulletin of the Atomic Scientists. Here’s what it means.

As the four-person crew of Artemis II prepares to launch on a historic mission around the moon as soon as February, some experts are worried about the Orion spacecraft’s heat shield.

Old satellites and other space junk fall toward Earth every day, and the shock waves they create could be used to track their trajectories, according to new research.

Optical proof of a tiny companion orbiting supergiant star Betelgeuse is hard to come by. Hubble just spotted new evidence.

Tyrannosaurus rex lived longer and took more time to reach its maximum size than previously thought, according to a new study.

Images of plants painted on pottery made up to 8,000 years ago may be the earliest example of humans’ mathematical thought, a study has found.

Saturated fat is back, according to the new dietary guidelines that reflect the Make America Healthy Again agenda. Doctors ...

Veteran NASA astronaut Suni Williams announced her retirement Tuesday. Her extended mission to orbit due to the troubled Boeing Starliner test flight was her final foray.

A new study is the first to describe tool use in a cow. It could be evidence that livestock has higher cognitive capabilities than once thought, researchers say.

Songbirds on the UCLA campus changed beak shapes during the pandemic, according to a new study. Researchers suspect it might be a case of rapid evolution.

Was that you I spotted at that New Year’s Day group class at my local YMCA? If not, don’t worry. It’s not too late. The start of a new year is a natural time to think about health and make resolutions ...

Horses can detect fear in humans by smell, becoming more likely to startle and more wary of people who are scared, a new study has found.