The Klyuchevskoy eruption was hours after a huge earthquake early Wednesday triggered a tsunami that sent waves across the ...

Researchers recently discovered a huge chain of extinct volcanoes buried deep below South China that formed when two tectonic ...

Residents are wearing masks to protect themselves from thick volcanic ash that is blanketing several Indonesian villages as rumbling Mount Lewotobi Laki Laki erupted for a second straight day. The ...

A lurch in the Earth’s tectonic plates can wreak havoc at any time. How do scientists measure quakes, and are we doing enough ...