A volcano that erupted after being asleep for more than 100,000 years is leading more volcanologists to say we must redefine ...

Forbes contributors publish independent expert analyses and insights. David Bressan is a geologist who covers curiosities about Earth. How and if a volcano explodes depends on how and when bubbles of ...

For a split second, a fireball outshone the rivers of molten lava flowing from the Philippines’ most active volcano.

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. The Klyuchevskoy volcano on Russia's Kamchatka peninsula began erupting ...