Ukraine’s Forces and Firepower Are Misallocated, U.S. Officials Say

Bizarre Discovery Shows Your Bones Could Be Triggering The 'Fight-Or-Flight' Response

Mysterious Dark Galaxy Emits No Visible Light, Scientists SayPart of The Sun Has Broken Off And Formed a Vortex… What The Heck Is Going on?

Ultra-Rare Cosmic Sight: Green Comet And Mars Set to Appear Side by SideNASA's Curiosity Rover Stumbles Upon Wave-Rippled Rocks Left by an Ancient LakeMysterious Eruption Detected on Star Could Help Explain Fast Radio Bursts

Astronomers Pinpoint The Mysterious 'Engine' of a Super-Powerful Intergalactic LightJWST Has Accidentally Detected a Tiny Asteroid 'Hidden' Between Mars And Jupiter

A Planet Almost Exactly Earth's Size Has Been Found 72 Light-Years Away

NASA Rover Encounters Spectacular Metal Meteorite on MarsThe White House Has Finally Released a Strategy For Dealing With Deadly Asteroids

There Are Only 7 Months Until The Great American Eclipse – Here's How to WatchNASA Is Sending a Probe to a Bizarre Metallic World

The ISS Just Got Its First Battery Refresh in 18 YearsScientists Just Discovered a Brand-New Type of Galaxy