The hike to Cave 338 is tough. You start at the Monastery of Núria in the eastern Pyrenees, which is already pretty high.

Childhood media gave us some pretty strange safety briefings. If you were to base your expectations on cartoons, adventure movies, comic books, and spooky TV specials, you’d think adult life would be ...

A new analysis by researchers at Boston Children’s Hospital and Harvard Medical School suggests that the United States is now ...

A common knee operation meant to erase the nagging pain of a torn meniscus has just failed its longest and toughest test.

Hollywood loves a character who has the perfect total recall of a photographic memory. But it’s not how memory works.

The fossils were pulled from Billeroo Creek, a patch of land east of the Flinders Ranges that is bone-dry today. During the ...

A crewed expedition to Mars promises to push the absolute limits of human endurance. To grasp the sheer scale of the journey, ...

The newly released Artemis photo dump is no polished coffee-table book. In fact, the website where NASA released the images ...

Philip Dulian/Associated Press. For weeks, a young humpback whale lingered in Germany’s shallow Baltic waters, far from the ...

The Hoba meteorite in Namibia is the largest known natural piece of iron on Earth, weighing about 60 metric tons today. By ...

“Migratory birds possess a true magnetic compass—they can actively sense and extract directional information from the Earth’s ...

Both in schoolbooks and popular imagination, 476 AD stands like a sword stroke: the year Romulus Augustulus, the teenage ...