Proposed Endangered Species Act rollbacks and military expansions are leaving the Pacific’s most diverse coral reefs legally defenseless.

A massive star 2.5 million light-years away simply vanished — and astronomers now know why. Instead of exploding in a supernova, it quietly collapsed into a black hole, shedding its outer layers in a ...

Antarctica’s Hektoria Glacier stunned scientists by retreating eight kilometers in just two months, with nearly half of it ...

A growing body of peer-reviewed research and recent preprints points to statistical warning signs that the Atlantic Meridional Overturning Circulation, the ocean conveyor belt that includes the Gulf ...

Quantum theory has long treated time as a silent backdrop, a parameter that never jitters even as particles flicker in and out of superposition. A new line of work now argues that this picture is ...

Astronomers have long debated why so many icy objects in the outer solar system look like snowmen. Michigan State University ...

Astronomers tracked a star in Andromeda as it dimmed and vanished without the usual fiery explosion, offering rare clues to how black holes form.