Forty years after the Nevado del Ruiz volcano wiped out the town of Armero, the ghosts of Colombia's deadliest tragedy still ...

Massive flash floods that ravaged communities around Kanlaon Volcano were primarily caused by large rocks and logs clogging waterways, according to Charlie Fabre, regional executive director of the ...

In this photo released by Geological Agency (Badan Geologi) of the Indonesia's Ministry of Energy and Mineral Resources, Mount Lewotobi Laki-Laki spews volcanic material during an eruption in East ...