A person standing on the largest volcano in the solar system would never know it. Olympus Mons rises 70,000 feet over Mars on ...

Rachel Reilly has found a way to survive another wild twist in the 'Big Brother' franchise after making a cameo in the season ...

Scientists directly observed a massive underwater volcanic eruption that created new oceanic crust, offering rare insight ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Arsia Mons, one of Mars' ...

A new panorama from NASA's 2001 Mars Odyssey orbiter shows one of the red planet's biggest volcanoes, Arsia Mons, poking through a canopy of clouds just before dawn. Arsia Mons and two other volcanoes ...

Scientists said that the main hazard from the eruption on Monday was increased levels of volcanic gas. By Amanda Holpuch Kilauea, one of the world’s most active volcanoes, erupted early Monday on ...

The latest eruption from Mount Etna, which is on the island of Sicily, lit up the night sky and could be seen from miles away ...

An eruption of Mount Etna, on the Italian island of Sicily, produced a spectacular lava show that turned part of Europe's ...