Mount Semeru in East Java erupted again on Feb 25,2026; it has erupted 15 times in a week. PVMBG warns against activities near its southeast sector. It's the most active volcano in Indonesia in 2026 w ...

The road winds gently up the mountain from the town of Lembang on Indonesia's main island of Java. The half-hour journey takes you through forests full of giant trees rising from the fertile volcanic ...

Mount Semeru in East Java erupted again on Feb 17,2026, with an ash column 800m above peak. It has erupted 18 times in a week, 338 times in 2026 so far. PVMBG issues Level III alert and safety advisor ...

Indonesia’s Mount Semeru volcano in East Java erupted early Saturday, sending scorching clouds and ash 6 kilometers (3.7 miles) from its crater, according to state-run media.

JAKARTA — Indonesian authorities said on Thursday they had helped more than 170 climbers caught by Mount Semeru’s sudden eruption a day earlier to return to safety as the seismic activity of the ...

On November 19, 2025, Mount Semeru, the tallest volcano in Java, erupted violently at 4:00 PM local time. The eruption sent a massive column of ash shooting two kilometers into the sky and created ...

JAKARTA, Indonesia — Indonesia's Mount Semeru, the highest peak on Java island, erupted Wednesday, blanketing several villages with falling ash, prompting evacuations and leading authorities to raise ...

Indonesia sits on the Pacific “Ring of Fire,” a zone of frequent seismic activity, and has more than 120 active volcanoes.

Scientists are uncovering how climate change influences seismic activity, volcanic hazards and extreme weather, as Michael Allen uncovers ...