The volcano on the Big Island, about 200 miles southeast of Honolulu, has been periodically erupting since December, with officials warning about the respiratory dangers of the toxic gases released.

Halemaʻumaʻu eruption reaches new heights; HVO updates volcano alert notifications - Features | Hawaii Tribune-Herald ...

“Volcano Watch” is a weekly article and activity update written by US Geological Survey Hawaiian Volcano Observatory ...

Nearly a mile deep, the Pacific Ocean volcano known as Axial Seamount is drawing increasing scrutiny from scientists who only discovered its existence in the 1980s.

The highest active volcano in Europe, Mount Etna is a magnificent landmark on the Italian island of Sicily. Etna is almost ...

This is the 23rd episode of the ongoing eruption from the Halemaumau crater, according to the U.S. Geological Survey.

Hawaii's Kilauea volcano put on a dramatic display Sunday night, shooting lava fountains over 1,000 feet into the air. The ...

Hawaii’s Kilauea volcano exploded back to life Wednesday night after the 24th episode of its ongoing eruption produced lava ...

Vog forms when sulfur dioxide (SO₂) and other volcanic gases react chemically with atmospheric moisture, oxygen, sunlight, and dust.