Learn more about the current activity around Italy's Campi Flegrei region and if that means a supermassive volcano is opening ...

An active underwater volcano in the the Pacific Ocean off the Oregon Coast is predicted to erupt in 2025. Here's what to know ...

Volcanic ash from eruptions can reshape cirrus clouds, forming giant ice crystals and altering how Earth traps heat in the ...

Axial Seamount, an active underwater volcano located approximately 300 miles due west of Astoria, Oregon, is showing signs ...

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

This spectrogram shows four hours of USGS Hawaiian Volcano Observatory data streams across six seismic stations at Kilauea’s ...

A powerful underwater volcano known as Axial Seamount off the Oregon coast may erupt. Though scientists say it poses no ...

Researchers from all over the world are descending on the Dodecanese island of Nisyros to study Greece’s most intriguing ...

Celebrate National Trails Day with some of the best hikes in the U.S.—from slot canyons to grassland wanders to secluded ...

This Northern California gem boasts fewer crowds than the national parks of Southern California. Lassen Volcanic National ...

Most visitors never experience the natural masterpieces that lie off the tourist trail—from bubbling hot springs to unearthly ...