Earth, a catastrophe occurred as reported by the United States Space Force. The military weather satellite DMSP-5D2 F14 broke ...

From a piece of cloth that may have belonged to Alexander the Great to an image of our galaxy's central black hole, here's ...

Venus is moving toward a dramatic finale in early 2025, when it will dazzle as the "evening star" after sunset. Here's when ...

In this corner of southern Texas, the plump cacti seem to pop out of arid dust and cracked earth, like magic dumplings.