Quark-gluon plasma, a bizarre state of matter that mimics the early cosmos, is the hottest thing ever made on Earth ...

Some say the reason most manhole covers are round is that a circle cannot fall through a smaller circular hole. Which of ...

The U.S. Office of the Director of National Intelligence released long-promised records related to vanished pioneering ...

The Shenzhou 20 spacecraft was too damaged to bring its crew home from China’s Tiangong space station. Those astronauts have ...

Lone star tick bites are the most common cause of alpha-gal syndrome, which causes severe allergic reactions to red meat ...

Thousands of years ago, a space rock hit what is now China, leaving a bowl-shaped crater some 900 meters wide ...

The same region on the sun that’s responsible for this week’s stunning auroral display just erupted in another powerful solar ...

NASA’s presumptive next leader wants to outsource more of the space agency’s interplanetary science. The newly launched ...

Morgan McFall-Johnsen is a science reporter specializing in space and climate. She has previously written for Business ...

The oldest RNA ever reported until now came from a 14,300-year-old “wolf” puppy frozen in permafrost. But when Mármol-Sánchez ...

Centuries before other galaxies were known to exist, astronomers called them “spiral nebulas.” Today the defunct term still ...

City-dwelling raccoons seem to be evolving a shorter snout—a telltale feature of our pets and other domesticated animals ...