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.

President Donald Trump’s posturing over Greenland has irrevocably changed the transatlantic relationship, even after he backed away Wednesday from his threats of a US takeover of the Danish autonomous ...

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.

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

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

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.

President Donald Trump said Saturday the United States will impose new tariffs on several European countries unless a deal is ...

NASA’s upcoming Artemis II flight will be the first crewed lunar mission in over 50 years, but it will not land on the moon. Here’s why.

Was that you I spotted at that New Year's Day group class at my local gym? If not, don't worry. It's not too late. The start ...

Scientists have turned to artifacts associated with Leonardo da Vinci on a quest to track down the legendary polymath’s elusive DNA.

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.