The term "100-year flood" implies that the event is a rare occurrence; however, dozens of such storms have inundated the ...

The U.S. Interior Department on Thursday took steps to increase recovery of critical minerals, used in everything from ...

A 115-year-old canal in the Yakima-Tieton Irrigation District that was severely damaged during the Rimrock Retreat Fire last ...

Nazi Creek was renamed Thursday to Kaxchim Chiĝanaa, an Unangax̂ phrase replacing a name originally assigned by World War II-era soldiers.

The largest piece of Mars ever found on Earth was sold for just over $4 million plus fees at an auction of rare geological and archaeological objects in New York on Wednesday.

Officials in the community of King Cove, which has about 870 residents and is on the south side of the Alaska Peninsula, sent ...

John Day Fossil Beds National Monument (nps.gov/joda) is a bafflingly underexplored marvel of the state’s landscape. Only about three hours away from Portland, a visit offers the sublime experience of ...

Mount Rainier, the active volcano towering above southwestern Washington state, started rumbling — very lightly — on Tuesday. A swarm of small earthquakes was detected under the mountain triggering ...

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

WASHINGTON – Here’s a look at how area members of Congress voted over the previous week.

WASHINGTON Here’s a look at how area members of Congress voted over the previous week.

The U.S. Geological Survey announced the discovery of a new geothermal pool in Yellowstone National Park’s Norris Geyser ...