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

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

Volcanoes are among the most powerful forces of nature. Throughout history, some eruptions have shaken the Earth, changed the weather, and even affected human life for years. Scientists use the ...

From the fiery lava fountains of Hawaiʻi’s Kīlauea volcano to the dramatic eruption of the Reykjanes Peninsula Fissure Eruption in Iceland, 2025 was filled with plenty of volcanic activity. Here are ...

One notable incident came on May 22, 1919, when a barrage of eruptive activity caused a 1,000-kilogram (2,205-pound) block of ...

1959 Kīlauea Iki eruption: It happened in the crater just north of the volcano’s caldera, lasting only about a month with 17 ...

Volcanic activity has intensified at Sicily’s Mount Etna in recent days. That hasn’t stopped visitors to Europe’s largest active volcano.

(Reuters) - The world's largest active geyser has erupted three times in the past six weeks at Yellowstone National Park, including once this week, in a pattern that is unusual but not at all ...

A strange seismic event off the coast of Africa has led scientists to a mighty finding: the discovery of the largest underwater volcanic eruption ever recorded. The eruption also may explain a weird ...

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

Since 2000, specialists at the National Museum of Natural History have produced the world’s foremost report on active ...

The Kīlauea volcano on Hawaii's Big Island shot lava fountains as high as 1,400 feet into the air, the USGS reported.