This collection of articles highlights bridge projects and closures across Pierce County. Unstable soil discovered during ...

A string of earthquakes has made some wonder if this enormous West Coast volcano is about to erupt, but here's what seismologists have to say.

From unexplained phenomena to baffling disappearances, follow the clues while discovering our country’s treasured protected areas ...

Magma from the mantle finds its way to the surface, where it erupts as lava or ash and gas—sometimes in spectacular spurts, ...

The series of earthquakes is the first major swarm of seismic events since 2009. Is it safe if you’re planning on visiting?

The U.S. Geological Survey Cascades Volcano Observatory said the swarm began early Tuesday at the 14,410-foot volcano near ...

It’s that time of year again-- the Sunrise Corridor at Mount Rainier National Park is opening for its short season.

Recent volcanic activity across the Pacific Ring of Fire has raised alarms among scientists and volcanologists, with several ...

The White House says the increase in timber production will strengthen the resiliency of forests and save billions on future ...

Across a wide swath of Texas, the inundated rivers that ravaged communities also tore through farms and ranches.

A South Carolina beach town once nicknamed “Dirty Myrtle” because of its rowdy nightclubs and strip joints has become a magnet for retirees in a nation that continues to age.