Growing up in the 1980s meant sitting in classrooms with laminated posters on the wall, a globe in the corner, and a science ...

Former MLB All-Star Garret Anderson died from a severe form of pancreatitis, which can have life-threatening complications.

Sloths—the adorable and lethargic animals living in treetops—depend on the health and survival of Central and South American ...

Do you know Earth's highest peak, deepest point, and more? Test your knowledge about our planet in this quiz.

A 10-year-old's earnest letter to NASA, politely requesting Pluto's planet status be reinstated, captured global attention.

16. Despite Mercury's extreme temperatures (like, up to 800 degrees Fahrenheit), it's believed to have ice at its north and ...

Astronomers at the University of Hawaiʻi have precisely measured the age of a nearby sun-like star and its unusual companion, ...

Scientists reveal how waves behave on alien planets, from towering methane seas on Titan to nearly still lava oceans on ...

An accounting of all the water that should have been and gone on Mars’s surface has come up with a discrepancy that shows just how little we understand the Red Planet’s hydrological history A billion ...

"The possible existence of an ocean suggests that a large body of water may have persisted for a long time. That could have ...

Our universe is full of mysteries, but few are as perplexing as the dark, tiny galaxies that hover around larger ones like ...