When US astronauts Barry "Butch" Wilmore and Sunita Williams touched back down to Earth after their prolonged 9-month stint in outer space, captivated viewers were quick to note Williams' gray ...

These pictures are out of this ghoul-axy. Just in time for Halloween, NASA revealed that the “bones of a ghostly cosmic hand” that died 1,500 years ago are reaching out just above our heads.

The people at the Smithsonian Institution National Museum of Natural History were nice enough to give a couple members of the Chemistry in Pictures team a behind-the-scenes look at their mineral ...

NASA astronaut Nichole “Vapor" Ayers captured a stunning photo of a Transient Luminous Event e bolt above a thunderstorm over the Desert Southwest. “Just. Wow. As we went over Mexico and the U.S. this ...

Pictures of the week: Rugby, outer space and the Day of the Dead. Alan Hamilton. November 3, 2023 at 11:22 AM. Copied; The Mont-saint-Michel in western France. (AFP/Getty Images) ...