A gigantic bulge in the north rim of the Yellowstone caldera is the latest sign of volcanic activity in the national park.

"What makes the event even more extraordinary is that it did not involve a single volcano, but multiple active sources." ...

Indonesia’s rumbling Mount Lewotobi Laki Laki erupted twice on Monday, sending a column of volcanic materials up to 11 miles into the sky, dumping ash on villages and causing flight cancellations.No ...

An international assessment report has been released to provide definitive statements on the atmospheric impacts from a huge volcanic eruption in 2022. The assessment was unprecedented for a specific ...

When massive volcanic eruptions occur, they inject millions of tons of sulfur dioxide into the stratosphere, where it forms sulfate aerosols that scatter incoming solar radiation and result in global ...

If you were lucky 74,000 years ago, you would have survived the Toba supereruption, one of the largest catastrophic events that Earth has seen in the past 2.5 million years. While the volcano is ...

Hawaii’s Kilauea volcano resumed erupting Friday by shooting an arc of lava 100 feet into the air and across a section of its summit crater floor. It was Kilauea’s 31st display of molten rock since ...