A powerful earthquake triggered volcanic activity and tsunami alerts in Russia's Kamchatka region, highlighting ongoing ...

Not all volcanoes look like towering peaks—they can also appear as cracks in the ground or flat, wide lava plains.

A volcano in Russia has erupted for the first time in about 600 years and may be linked to a recent earthquake in the east of the country. The Krasheninnikov volcano erupted on Saturday. It is on the ...