A dormant volcano in Ethiopia erupted after 10,000 years of silence. This event shows how the world's little-known volcanoes ...

If the theory is proven correct, the consequences could be enormous, spelling a much more risky, explosive future.

This story was updated on Dec. 24, 2025. A year ago on Dec. 23, 2024, one of the world’s most active volcanoes awoke.   That ...

The eruption of one the world’s most active volcanoes continues to captivate onlookers on Hawaii’s Big Island. The latest ...

The 1815 eruption produced 60 megatons of sulfur, and as a result, average global temperatures dropped by around 3°C (5.4°F).

Volcano tourism isn’t new. After all, getting closer to a violent volcanic eruption didn’t work out too well at Pompeii in 79 A.D. for Pliny the Elder. He sailed across the bay to rescue friends but ...

Rising more than twice the height of Mount Everest, Olympus Mons dominates the landscape of Mars and holds the title of the largest volcano in the Solar System. Its massive size and unique structure ...

Kilauea in Hawai’i has been in a state of near-constant eruption for decades, providing researchers with a uniquely reliable setting to study one of our planet’s most unpredictable and destructive ...

The ash plume disrupted flights as far away as India.