The most important things to know when shopping for a cell phone.
When asteroid 2004 BL86 passed near Earth on January 26, it wasn't alone. A small moon came along for the ride.
The latest images from NASA's Dawn spacecraft reveal a second mysterious bright spot on the surface of Ceres. Perhaps it's a giant Ceresian welcome sign?
A new video simulation from NASA is so beautiful to watch, it's easy to forget it's tracking one of the biggest disruptors of our climate.
You don't have to duck, but a good-sized asteroid will make a fairly close flyby of Earth at the end of the month.
Rallying back from a mechanical failure, the telescope helps confirm the existence of an exoplanet 2.5 times the diameter of Planet Earth.
The guy who built the Millennium Falcon drone is back with another "Star Wars"-themed drone creation. If you see this TIE Interceptor drone coming your way, you'd better hope your hyperdrive is operational.
Selfies aren't bound to our planet. Plenty of intrepid astronauts and machines have snapped eye-catching self-portraits from space.
From the first color photograph of Earth from space to Buzz Aldrin's 1966 spacewalking selfie, an auction of vintage NASA images brings together a lot of fabulous space firsts.
A new report and video show how dust from an ancient lakebed in Africa is critical to plant growth on another continent.