A 13-atom molecule containing sulfur has been discovered in interstellar space for the first time, providing insight into the origins of the chemistry of life.

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.

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.

Little is known about why the woolly rhinoceros went extinct around 14,000 years ago. Scientists have found clues in the frozen remains of an ice age wolf.

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

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.

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