Rising more than twice the height of Mount Everest, Olympus Mons dominates the landscape of Mars and holds the title of the ...

Olympus Mons, a shield volcano on Mars, is the largest volcano in the solar system, measuring approximately 370 miles in diameter and 26 kilometers in height. The formation of Olympus Mons and three ...

Mount Etna erupted on Monday (June 2) with a ginormous cloud of ash and triggered an avalanche of volcanic material that has ripped down the side of Europe's largest active volcano. The massive ...

An "unusually large" ice volcano in Iceland could be about to blow after more than 130 earthquakes hit the region in a five-hour period, experts say. The earthquake swarm began in the northwestern ...

If the theory is proven correct, the consequences could be enormous, spelling a much more risky, explosive future.

One of Iceland's largest volcanoes is on the brink of erupting, experts have warned. Bárðarbunga – the second-largest volcano in the country – has been hit with a swarm of 130 earthquakes within just ...

Several hundred volcanoes lie dormant beneath the Eifel in western Germany. They are typical examples of what is known as distributed volcanic fields. To better understand their formation and activity ...

A volcano near Alaska’s largest city is showing new signs of unrest, with experts saying the likelihood of an eruption at Mount Spurr in the next few weeks or months has increased. The Alaska Volcano ...

On some Mars images, Olympus Mons does not look dramatic at first glance. It sits there quietly, a wide pale rise against ...