NAIROBI, Kenya — A volcano spewed ash and dark smoke on the main island of the Comoros archipelago on Sunday, sending hundreds of people fleeing from their homes at the urging of the government, a U.N ...

Located in Sicily, Mount Etna is Europe's most active volcano. Yet its origin remains largely enigmatic, as no existing geological model fully explains how it formed. In a new study, scientists from ...

Mount Etna is like no other volcano on Earth, new research finds. In fact, the volcano may have formed in a bizarre way, reminiscent of how some seamounts, called petit-spot volcanoes, grow on the ...