Scientists studying volcanic eruptions in Iceland say microbes begin colonizing new lava flows faster and more predictably than once thought.

A dormant volcano in Ethiopia erupted after 10,000 years of silence. This event shows how the world's little-known volcanoes ...

Mars may be tens of millions of kilometers away, but for planetary scientists, the most revealing rehearsal space sits in the ...

One notable incident came on May 22, 1919, when a barrage of eruptive activity caused a 1,000-kilogram (2,205-pound) block of ...

When Earth was a molten inferno, water may have been locked safely underground rather than lost to space. Researchers ...

In collisions at CERN’s Large Hadron Collider, hotter than the Sun’s core by a staggering margin, scientists have finally ...

Lava is supposed to be red—that’s volcanoes 101. But at Indonesia’s Kawah Ijen, the Earth decides to break the rules. Instead ...

Most tourists who visit Yellowstone National Park snap photos of Old Faithful and stroll past bubbling mud pots, never ...