Geologists could be seen collecting data from the eruption, making a helicopter trip to the caldera floor to sample lava for chemical analysis. The eruption continued for several hours into the day.

MOUNT MERAPI, Indonesia — Indonesia’s most volatile volcano erupted Tuesday after scientists warned that pressure building beneath its dome could trigger the most powerful explosion in ...

In the predawn darkness, a team of scientists climbed the slope of Mexico's Popocatépetl volcano, one of the world’s most ...

Indonesia’s rumbling Mount Lewotobi Laki Laki erupted twice on Monday, sending a column of volcanic materials up to 11 miles into the sky, dumping ash on villages and causing flight cancellations.No ...

TANAH KARO, Indonesia (AP) — Thousands of villagers are refusing to leave their homes on the slopes of one of Indonesia’s most volatile volcanoes despite warnings that it is poised for a powerful ...

Mount Lewotobi Laki Laki, one of Indonesia’s most active volcanoes, erupted for a second straight day, sending a column of volcanic materials and ash up to 18 kilometers (11 miles) into the sky early ...