The Great Rift in East Africa is one of the few spots on Earth being actively separated by tectonic activity and will ...

This 2022 satellite photo shows the summit of "one of the world's most dangerous volcanoes," Mount Vesuvius, peering up ...

Tristan da Cunha is a group of islands in the South Atlantic that formed from the breakup of the supercontinent Gondwana. Today, it's home to a tiny and extremely isolated farming community.

One of the world’s most active volcanoes, located in Kilauea, Hawaii, erupted for the seventh time since December on Monday ...

Mount Nyiragongo, located in the Virunga Mountains, is one of the most active volcanoes in Africa. It's known for its fast-moving lava flows and a persistent lava lake, one of the few in the world.

This story appears in the April 2011 issue of National Geographic magazine. When? This is the question that has brought two of the world's leading volcano scientists to the center of Africa; it's ...

The type of lava erupted by Nyiragongo and many volcanoes in the East Rift zone of Africa, called alkaline lava, has an extremely low viscosity, making it almost as fluid as water. Alkaline lava ...

Jan. 10, 2025 — A new study based on the sampling and analysis of volcanic ash at Cumbre Vieja volcano in the Canary Islands, located off Africa's northwest coast, suggests that the composition ...

Some volcanoes threatened populations with torrents of searing lava, as the African volcano Nyiragongo did in January, 2002. But most deaths resulted from secondary causes in the wake of an ...

ADDIS ABABA, Jan 3 (Reuters) - A volcano in northeastern Ethiopia was showing signs of starting to erupt on Friday, prompting authorities to move residents to temporary shelters, a state ...