Authorities say they fear the possibility of an event similar to the massive 1991 eruption of Mount Pinatubo, which killed hundreds and blanketed the countryside in thick ash.

Lava fountains gushed 2,300 feet above Mount Mayon's crater and ash plumes rose up to 1.9 miles Monday night, in a dazzling but increasingly dangerous display.

Mount Mayon spews lava during an eruption near Legazpi city in Albay province, ... Mount Pinatubo north of Manila blew its top in one of the biggest volcanic eruptions of the 20th century, ...

For 600 years, Mount Pinatubo appeared to be sleeping. Towering 1745 meters (5725 feet) over the Philippine island of Luzon, the seemingly dormant volcano showed no signs of an impending ...

Following the 1991 Mount Pinatubo eruption, vast tracts of farmland in central Luzon in the Philippines were rendered unproductive for years due to acidic ash and buried topsoil.

Mount Ruang spewing hot lava and smoke as seen from Sitaro, ... Mount Pinatubo in the Philippines in 1991 measured 6 on the index. Mount St. Helens in the United States in 1980 measured 5.

Mount Tambora in Indonesia 1815 was the planet’s last massive eruption and it ushered in global disaster. Scientists warn the world may be due another and it is not prepared ...