551 articles
Scientists used data from NASA's Perseverance rover to find tiny lightning bolts on Mars that could scour biosignatures off the world's surface
Using the James Webb Space Telescope, astronomers have discovered puzzling ultraviolet radiation around young stars in a stellar nursery.
Scientists may have "heard" the first tantalizing evidence of primordial black holes formed directly from overly dense pockets of matter just after the Big Bang.
A newly discovered tectonic "regime" may explain why Earth has active plates while Venus remains stagnant.
Expedition 73 gained three crewmates, expanding the International Space Station's complement to 10. Activities continued as the outpost extended beyond 25 years of a continuous human presence.
NASA's OSIRIS-APEX spacecraft captured stunning new images as it whipped past Earth during a high-speed slingshot maneuver, sending the probe on a fast track toward the asteroid Apophis.
But being in this sweet spot doesn't automatically mean a planet is hospitable to life.
The waxing gibbous moon will appear close to Saturn in the southeastern sky at sunset on Nov. 29 as Neptune lurks unseen nearby.
Watch live as near-Earth asteroid Eros buzzes the Andromeda Galaxy on Nov. 30 (video)
Intuitively, we know what time is, but try to explain it, and we end up tying our minds in knots.