Hidden in the Pacific, two very different volcanoes are forcing scientists to rethink what counts as “biggest.” Tamu Massif, a shield-like giant buried beneath the northwest Pacific, spent years ...

Kilauea on Hawaii’s Big Island erupted again Monday, sending lava hundreds of feet into the air, and setting a new record.

How big can volcanic eruptions get on Jupiter’s moon, Io? This is what a recent study published in the Journal of Geophysical Research: Planets hopes to address as an international team of scientists ...

Kīlauea has erupted episodically since Dec. 23, 2024, within the summit caldera. Episode 47 of lava fountaining happened for ...

“It was like a shotgun blast directly into the sky,” said one marine geologist. A New Zealand-led team of marine geologists investigating an underwater volcano that erupted on Jan. 15 in the Tongan ...