Astronomers have spotted a star acting unlike any other ever observed as it unleashes a curious combination of radio waves ...

The Chang'e-6 lander, topped with an ascent vehicle, imaged by a small rover in Apollo crater on the lunar far side. Credit: CNSA/CLEP HELSINKI — China’s Chang’e-6 spacecraft is on its way ...

An illustration of Earth with a ring. Kevin M. Gill via Wikimedia Commons under CC BY 2.0 During a tumultuous period for our planet around 466 million years ago, Earth was pelted with meteorites ...

In celebration of Earth Day, we spoke with the creators of three picture books highlighting underappreciated processes of nature and the conservationists fighting to protect the environment.

Named after astronaut Alan Shepard, the first American in space, the gum drop-shaped New Shepard launch vehicle is designed to be fully reusable, with a capsule that returns to Earth via three ...