‘Potentially hazardous’ skyscraper-size asteroid will zip past Earth Thursday – Livescience.com

Solar-powered balloons detected strange rumblings at a height of 70,000 feet above the Earth's surface. Scientists can't identify them.

Astronomers using the James Webb Space Telescope have observed five extremely dense proto-globular clusters along a hair-thin arc of glittering stars. The discovery could help them understand how the earliest…

NASA and Boeing engineers are troubleshooting various faults in the Starliner spacecraft. But with only 45 days of docking time available, the window for return is closing.