For most of deep time, spreading ridges released more carbon than volcano chains, changing how we interpret Earth’s climate history.

While volcanoes have brought profound changes to landscapes here on Earth, volcanic activity on other planets and moons has followed a different path. It's easy to imagine space volcanoes as even more ...

The recent earthquake swarm near Santorini has brought the topic of volcanoes in Greece back into the spotlight.

Volcanoes may look like simple mountains that erupted once and then fell silent, but in reality they are often the surface expression of complex processes happening deep underground. Magma can move, ...

NASA Apollo 17 astronaut Eugene Cernan drives a moon buggy at the lunar Taurus-Littrow Valley landing site in 1972. No one expected these glittering bits among the gray lunar dust back then. The beads ...

What may look like a single volcanic eruption is usually the visible outcome of far more complicated activity taking place underground. Beneath the surface, magma can migrate, cool, mix, and ...

A volcano on Russia's far eastern Kamchatka Peninsula erupted overnight into Sunday for the first time in at least 400 years. The Krasheninnikov volcano sent ash more than 3.7 miles into the sky, ...

Tiny glass beads brought back by NASA's Apollo 17 astronauts are helping scientists uncover new clues about how the moon erupted billions of years ago. No one expected these glittering bits among the ...