A giant volcano has been found in Mars’ Tharsis plateau, making it the fourth known volcano in the region. Heavily eroded, the 29,600-foot (9,022-meter) volcano has been hiding in plain sight, ...

A deeply eroded giant volcano, active from ancient through recent times and with possible remnants of glacier ice near its base, had been hiding near Mars' equator in plain sight. Its discovery points ...

Volcanoes near Usulutan, El Salvador are featured in this image photographed by an Expedition 23 crew member on the International Space Station. The Pacific coastline of much of Central America is ...

Scientists have now identified water frost on the summits of several large Martian volcanoes, indicating potential habitable zones for future missions to the Red Planet. This discovery, led by Dr.

Add Yahoo as a preferred source to see more of our stories on Google. Of the 30 volcanic systems on Iceland, four are currently active, says Magnús Tumi Gudmundsson, professor of geophysics at the ...

Deep beneath the surface of the ocean lies an extreme marine ecosystem home to submarine volcanoes, an opening in the seafloor erupting with magma to form new crust. Void of light with an immense ...

Natural history programming is given a shot in the arm as extreme volcano hunter Chris Horsley climbs deep inside some of the world's most active volcanoes to gather new scientific data from the very ...

Volcanoes in central Kamchatka are featured in this image photographed by an Expedition 33 crew member on the International Space Station. The snow-covered peaks of several volcanoes of the central ...