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

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

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

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

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

Cities’ steep terrain can discourage cycling. But the study showed that climate—even frosty winters, scorching summers and ...

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

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

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

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

A trove of e-mails from convicted sex offender Jeffrey Epstein was released by a congressional committee on Wednesday ...

More about the shapes that can be made with complex dominoes ...