Below Mount Jefferson and McKenzie Pass is a massive storehouse of water three times the size of Lake Mead, say Oregon researchers.

Rescuers helped an injured hiker and their climbing partner off Black Butte's treacherously icy trail. What makes Mt.

Our stretch of nice weather is coming to an end as gusty to strong winds, significantly colder temperatures, and snow is all on the way as we head into February.

For decades, scientists believed that magma chambers beneath volcanoes were transient, forming before an eruption and then ...

Cascade Caverns is a 125-million-year-old cave. It’s 65 feet deep and about a mile long, with a constant temperature of 60-63 ...

A seismic survey challenges the long-standing belief that only active volcanoes have large magma bodies sitting beneath them.

It’s time to open up the voting for the next category in The Oregonian’s Readers Choice Awards: the best ski and snowboard ...

Looking at the Cascade Range in the US, geologists found large amounts of magma lurking beneath even long-dormant volcanoes.

Cornell University scientists studying six North American volcanoes within the Cascade Range found something totally ...

With eruptions in 1998, 2011, and 2015, the volcano serves as a perfect laboratory, and experts expect an eruption by the end ...

A groundbreaking study has revealed that massive magma reservoirs still exist beneath dormant volcanoes, challenging ...

HONOLULU (KHON2) — The National Weather Service is warning of flash flooding, severe thunderstorms and damaging winds as a ...