Mauna Loa - the world's largest active volcano - is erupting for the first time since 1984. Lava is flowing down the side of the volcano at a temperature of 1,000C, but experts say this does not ...

With a diameter of 375 miles, Olympus Mons is part of the largest volcanic region on Mars called the Tharsis Montes. The region spans 2,500 miles across the surface of Mars and contains 12 large ...

Hawaii's Mauna Loa, the world's largest active volcano, erupted on Sunday night for the first time in 38 years. The eruption began at around 11:30 p.m. local time, spewing gas and lava ...