Volcanologist Colin Wilson says the findings "change the way we think about the massive Yellowstone explosions."
Russia's Bezymianny volcano has been growing again after collapsing over 60 years ago.
A nanny cam recorded the heroic actions of one migrant worker who, while vacuuming, rushed to save a child amid the Beirut blast.
The Weishan volcano last erupted 50,000 years ago.
The eruption was so big it covered an area the size of New Jersey in volcanic glass.
A Ford Pinto versus the deadliest volcanic explosion in U.S. history makes Richard Lasher's famous photo one of the most fascinating to come from the eruption of Mount St. Helens 20 years ago.
Ice volcanoes are a common sight on the north shore of Lake Superior during the winter months. They require a combination of high surf, cool temperatures and ice.
At least six people have died, another eight are missing and 31 are injured after the volcano on White Island, erupted off the coast of New Zealand.
"Knowing this will help us understand supereruptions that have occurred before, and those that will occur in the future."
The volcano famously experienced the largest caldera-forming eruption Europe has seen in the past 200,000 years.
Rescue workers are still battling to reach the hardest-hit areas of Saturday's disaster.
The eruption started in April and continued through August, as magma drained and the caldera collapsed.
Scientists analyzing volcanic samples in Italy find similar conditions preceded eruptions over the last 60,000 years.
Misinformation, one scientist said, "causes unnecessary and unfounded anxiety" about the iconic national park.
Forensic analysis of skeletons found in ash deposit reveal what happened to people in path of volcano.
It reportedly registered a magnitude of about 4.3.
"Trees are falling, visibility is very very poor, we cannot see far more than [six feet]," one humanitarian worker said.
A hydrovolcanic explosion could have caused the explosion that hit a tour boat in Hawaii.