A tsunami warning in Japan is raising questions. Here’s how tsunamis form, why warnings change and what people far from the ...

New research suggests Mount Etna forms from deep mantle magma pockets, possibly classifying it as a rare “petit-spot” volcano ...

The 2026 NFL draft has arrived, and thousands of fans are gathering in Pittsburgh to hear the league’s next stars have their ...

NPR's Juana Summers talks with Richard Haass, president emeritus of the Council on Foreign Relations, about how President Trump treats U.S. allies, and how allies like Canada are responding.

Scientists believe they found fresh proof of an ancient ocean on Mars in the form of a “bathtub ring” it left after it dried ...

Scientists discover hidden "ghost plume" that is so powerful that it is physically warping the internal layers of the planet ...

Mars may have once had an ocean so vast that it covered one-third of the planet before evaporating billions of years ago and ...

The NFL draft is set to transform downtown Pittsburgh this weekend, with hundreds of thousands expected to take in the ...

The runway up to the NFL Draft can feel endless for the young men who put themselves under its exacting process. Years of ...

Japan's location on the Pacific Ring of Fire, at the intersection of four tectonic plates, makes it highly seismically active ...

Teeth are like tiny biological time capsules. They tell stories about ancient diets and environments long after their owners ...