A massive, iron-rich structure sitting at the base of Earth’s mantle beneath the Hawaiian Islands may be doing more than ...

Kīlauea volcano on Hawaiʻi Island erupted again, shooting lava as high as 1,300 feet into the air. This eruption was particularly striking, even for a volcano that’s been active for decades. This was ...

Many Hawaiʻi Island communities downwind from the eruptive vents in the southwest portion of Halemaʻumaʻu Crater inside the ...

Kilauea has been erupting episodically within the summit caldera since Dec. 23, 2024. Its USGS Volcano Alert level is WATCH.

When referred to as a gas, it means a volatile has transitioned into the vapor phase. The most common gases (or vapor phase volatiles) emitted at the surface are water (H2O), carbon dioxide (CO2), and ...

The latest activity marks Episode 42 of Kilauea’s ongoing summit eruption, which began on December 23, 2024. This new episode started at 5:20 am IST on February 16, 2026, inside the Halemaumau crater ...

The summit eruption of Kilauea continues, with 36 episodes of lava fountaining since the eruption began on Dec. 23, 2024. Let’s catch up on the events and hazards associated with the volcano’s most ...

The latest episode of Kilauea's ongoing eruption lasted more than nine hours, with the volcano's South Vent Fountain reaching as high as 1,300 feet.

A large volcano in Hawaii began erupting on Sunday afternoon, sending fiery fountains of lava and hot ash high into the sky. The U.S. Geological Survey showed video of Mount Kilauea spewing lava ...

Fluid inclusions in volcanoes are dominantly composed of carbon dioxide. At magmatic temperatures — 2,192 degrees — the density of the carbon dioxide strongly depends on pressure, which is influenced ...