In a remote corner of the U.S., active volcanoes wait patiently above the ridgelines, leaving residents on edge.

Volcanic "bombs" are chunks of semimolten lava that fly out of a volcano and solidify as they land. They're often flung miles from the volcanic crater. In 1883, the explosion of the Indonesian ...

Volcanic gases like sulfur dioxide form aerosols in the stratosphere, scattering sunlight and causing global cooling. Alan Robock from Rutgers University warns these effects could last for years.

Sometimes eruptions are explosive and lava is thrown out as volcanic bombs. Hotspots are places where the magma rises up through the crust. They are caused by a static source of magma, often away ...

In July 2000 Copahue registered its largest eruption in 100 years. Eruption of lapilli, ash, and bombs occurred at the volcano. Bombs up to 13 cm in diameter were ejected more than 8 km from the ...

Watch the video to see a ball of solidified molten rock, also known as a "lava bomb", as it speeds down the side of the Cumbre Vieja volcano on the Spanish island of La Palma. The volcano has been ...

eg diamonds - this can be mined to make money Volcanic bombs and heat clouds, with temperatures up to 800°C, spread over a distance of 10 kilometres. Pyroclastic flows travelled three kilometres ...

Children run on blackened lava rock from a previous eruption near the Mauna Loa volcano as it erupts on Wednesday near Hilo, Hawaii. The Associated Press Prayer. Bombs. Walls. Over the decades ...