The Volcano Observatory Notice to Aviation (VONA) is a notification product used by volcano observatories globally to inform ...

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

The alert level for Mauna Loa is currently “normal”; we expect to see additional changes such as increased seismicity or gas emissions before any future eruption. Even during quiet times, keeping a ...

Elle Leontiev's image of Philip, a self-taught volcanologist who has lived on Mount Yasur his whole life, has won the ...

The world's largest acidic geyser has begun erupting again in Yellowstone after slumbering for over five years, the national ...

Echinus is the largest known acidic geyser on Earth.

The geyser really came alive in fall 2017. From October 18 to November 10, 2017, Echinus consistently erupted roughly about ...

Echinus Geyser in Yellowstone National Park’s Norris Geyser Basin is erupting again for the first time since 2020, after ...

When most people think of a supernova, they're thinking of a Type II core-collapse supernova. These are massive stars that have reached the end of their time on the main sequence. They've used up ...

Located in the Back Basin of the Norris Geyser Basin, the geyser unexpectedly erupted on Feb. 7 after nearly six years of dormancy, marking its first eruption since December 2020.

The world’s largest acidic geyser in Yellowstone National Park is erupting again after a ...