Can a volcano be as destructive as a supervolcano?

The most powerful and destructive volcanic eruptions — called super-eruptions — can take millions of years to form because magma doesn't gush, but rather slowly trickles into the system, a new study finds. read more

However, because the drip of magma is so slow, it can take millions of years before a supervolcano erupts, they said. The finding explains why supervolcano eruptions are few and far between — for instance, Yellowstone, one of the world's largest supervolcanoes, erupted about 2 million, 1.2 million and 640,000 years ago. read more

Volcanoes can be both very impressive and highly destructive. While most people are used to watching the big shows of lava spewing from volcanoes on TV and some while volcano watching during their vacations, no one can possibly be prepared to the amount of disaster that a supervolcano would cause. read more

REVEALED: Just how destructive a Yellowstone eruption would be AN eruption at Yellowstone Park volcano could spark worldwide devastation and financially cripple the US, experts have predicted. read more