Mount Semeru in East Java erupted again early this morning (Dec 30, 2025) with an ash column height of 700m. It has erupted 70 times in the past week, and 3,143 times this year, the most in Indonesia.

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

Mount Semeru in East Java erupted again on Dec 29, 2025, reaching Level III Alert. PVMBG warns residents to stay clear of the ...

The Geological Agency maintains the normal status for Mount Tangkuban Parahu. With this status, only the active crater area ...

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

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

Lava is supposed to be red—that’s volcanoes 101. But at Indonesia’s Kawah Ijen, the Earth decides to break the rules. Instead ...

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.

An episode of lava fountaining at Kilauea ended early today after nearly six hours of continuous activity inside Halemaumau ...

After a year of explosive episodes, the summit continues inflating with fountaining possible as early as Wednesday.

Hawaii’s Kilauea volcano spewed lava more than 1,000 feet into the air, as another episode took place on Christmas Eve, ...

The climber who went missing while illegally climbing Mount Merapi was found dead on Wednesday, December 24, 2025.