A pair of 2021 satellite photos highlight an unusually heavy snowfall in Hawaii that covered the summits of the volcanoes ...

It's a fairly common experience to leave your phone in a regrettable location. It's somewhat less common for that location to ...

Several U.S. states, from Hawaii’s fiery peaks to Alaska’s smoldering mountains, have the highest number of active ...

Uturuncu is also known as a "zombie" volcano because it still exhibits unsettling signs of life, like earthquakes and gas ...

Uturuncu, a dormant volcano in Bolivia, appeared to be getting ready to erupt following earthquakes and "sombrero" shaped ...

Olive Mullet reviews the book 'Adventures in Volcanoland' by Tamsin Mather in the latest Up and Down the River column ...

Scientists have studied Yellowstone National Park's magmatic system for years, but a new view of the magma chamber shows the ...

Mount Spurr, a volcano 78 miles from Anchorage, is being monitored for signs of a possible eruption. If it blows, Mount Spurr ...

Cloudy weather has rendered Alaska Volcano Observatory planes, helicopters and satellites useless for data collection since ...

The last time I wrote an article here, it was to talk about Afar Region volcanoes, and I promised more to come. This is still a project that I have in mind, but that will have to wait a little ...

Strangest of all, scientists have found that its gusts of gas are loaded with tiny crystals of metallic gold, no larger than 20 micrometers. Over the course of a single day, it's estimated that the ...

In northeastern California, the Upper Pit River undulates through evergreen forests, wet meadows and rugged mountains. It’s ...