Mount Semeru, a stratovolcano on the Indonesian island of Java, has logged more eruptive events than any other volcano on the ...

Residents in the East Java province of Indonesia scattered flowers, paid their respects and prayed at the edge of a mud lake ...

The Semeru volcano in the Indonesian province of East Java has become active again, with at least four eruptions per day.

Harwati clasped her hands and offered a prayer on the edge of a sludge lake on the Indonesian island of Java, as dozen of ...

The Ijen volcano in East Java, Indonesia, regularly pops up online because of its spectacularly unusual colouration: the lava that burns in its crater is an alluring blue. This natural phenomenon ...

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

Indonesia’s Mount Semeru volcano erupted Wednesday afternoon around 4:00 p.m. local time, sending ash more than 6,500 feet into the air, according to data from the country’s Center for Volcanology.