When volcanoes erupt, it's often unexpected. How long does the eruption continue?
The small bots will help researchers at NASA's Jet Propulsion Laboratory map fissures and learn more about how eruptions occur.
The lava lake is forming at the top of Nyamuragira volcano in the Democratic Republic of the Congo.
Lava from a slow-moving flow ignited a house on Hawaii's Big Island, the first home to catch fire in a town threatened by the eruption.
A 2,000-degree lava front inches closer to homes in the Hawaiian town of Pahoa, on Hawaii's Big Island.
Lava from a slow-erupting volcano has reached within yards (several meters) of homes on Hawaii's Big Island.
Both can cause widespread human and ecological devastation. But picking a winner in a destruction derby is a tough call.
The volcano's supply of semi-molten rock, or magma, starts 50 miles below the Earth. Continue reading →
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