Social media videos showed people running into the streets as bright orange flames and smoke spewed into the sky.

S trange things are afoot in Yellowstone National Park.

Volcanoes might seem like nature’s incinerators, but using them to burn up trash would be dangerous and disrespectful to ...

One of the most explosive volcanoes in U.S. history began its eruption with a trickle, not a blast. Mount St. Helens' gas-laden magma oozed into the cone before the mountain finally erupted in 1980.

Visual observations have been a backbone of volcano research more than 2,000 years and remain fundamental to understanding ...

Scientists in the Philippines warned Saturday that a volcano in the middle of a lake could erupt and release toxic gas. Within a 24-hour period ending Saturday morning, 21 earthquakes shook the area ...

The explosiveness of a volcanic eruption depends on how many gas bubbles form in the magma – and when. Until now, it was thought that gas bubbles were formed primarily when the ambient pressure ...

Dozens of people have died, hundreds are missing and many more homes were destroyed after separate volcanic eruptions in ...

HONOLULU (AP) — Lava shoots high into the sky. Molten rock erupts from two vents simultaneously. The nighttime sky glows red and orange, reflecting the lava oozing across a summit crater. Scientists ...

An active underwater volcano off the Oregon Coast that was predicted to erupt in 2025 is now expected to erupt mid-to-late 2026. The Axial Seamount volcano is located nearly a mile beneath the sea, ...