A rare underwater eruption at Hunga Tonga sent water vapor into Earth’s atmosphere, cooling the stratosphere and reshaping ...

The ash plume disrupted flights as far away as India.

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

Viewers watching the U.S. Geological Survey’s livestream of the latest eruption of Kīlauea on Tuesday evening were surprised ...

In a mountainous region near the Iran–Pakistan border, satellite instruments have recorded a series of subtle changes in the ...

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

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 ...

An international assessment report has been released to provide definitive statements on the atmospheric impacts from a huge ...

Hawaii’s Kilauea volcano erupted again on Wednesday for the 39th time in a year, continuing to be among one of the world’s most active volcanoes.

Hawaii's Kilauea volcano erupted for the 38th time since December 2024, shooting a lava fountain that NOAA's GOES West ...

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

This stunning astronaut photo shows the natural beauty of Japan's Aso Caldera — a giant crater-like bowl containing 17 different volcanoes, leftover from major eruptions spanning over 200,000 years.