Arsia Mons, which dwarfs Earth's tallest volcanoes, and its two neighboring volcanoes are often surrounded by water ice ...

On May 2, as sunlight crept over the Martian horizon, the Odyssey spacecraft captured Arsia Mons, a towering, long-extinct ...

A NASA orbiter has captured a stunning image of a giant volcano on Mars. Arsia Mons -- along with two other volcanoes -- form ...

"Volcanoes are estimated to supply globally 0.28–0.36 Gt CO2 per year to the atmosphere and ocean system." By contrast, "Volcanoes hence contribute about 100 times less CO2 than anthropogenic ...

Lava erupted from the volcano’s top crater on Feb. 11 and again on Feb. 20, and lava fountains rose 60 to 400 feet, according to the USGS Hawaiian Volcano Observatory.

Getty Images. Outside Italy's Catania sits the over 11,000-foot-tall Mount Etna, Europe's largest active volcano. Not only has Mount Etna been erupting longer than any other volcano in history ...

Researchers have mapped out at least 85,000 volcanoes on Venus' surface, and recent findings suggest that some of them are likely active. When you purchase through links on our site, we may earn ...

About 300 miles off the coast of Oregon, an underwater volcano appears to be rumbling to life.. Scientists who have been monitoring the vast submarine volcano for decades say a flurry of recent ...