The handful of rangers who protect one of Earth's most remote and biologically diverse reefs have only each other for company ...

The sight of a fireball streaking across the sky brings wonder and excitement to children and adults alike. It's a reminder ...

Astronauts Ye Guangfu, Li Cong and Li Guangsu are preparing for a 2nd spacewalk aboard the Tiangong space station. They've ...

A recent report from the environmental nonprofit Friends of the Earth found that among California’s 25 largest ... Bots that ...

Do you believe in ghosts? With Halloween right around the corner, read what Ariana Grande, Jessica Chastain, Octavia Spencer, Vanessa Hudgens and more have shared about their spiritual encounters.

Do you believe in ghosts? With Halloween right around the corner, read what Ariana Grande, Jessica Chastain, Octavia Spencer, ...

An unusual concentration of impact craters suggests that they may have been caused by the breakup of an asteroid that created ...

"Some of these features are surprisingly dark compared with their icy surroundings, earning their nickname of 'cryptic ...

The clock is ticking on spooky season. If you’re still figuring out your look, we’ve got 40-plus Halloween costume ideas ...

In September 2022, NASA’s DART mission did something that seemed only possible in science fiction or mythology: It moved a celestial body. Asteroid Dimorphos, the moon of the much larger asteroid ...