It's been mostly smoky in July with the wildfires burning in North State forests and in Oregon. Here's what to know.

Private landowners have recently supported large fuel mitigation projects and homeowners associations have pursued Firewise ...

The largest dark sky sanctuary in the world is 2.4 million acres of volcanic landscape, deserts, and mountains. Learn how to ...

Most travelers, honestly, are surprised by just how beautiful and varied our wine regions are, from the coastal plains to the ...

The largest dark sky sanctuary in the world is 2.4 million acres of volcanic landscape, deserts, and mountains. Learn how to ...

Oregon’s Willamette Valley, about an hour from Portland, has 700 wineries, farm-to-table dining, and charming small towns.

Explore the Columbia River: its map, rich history from Native Americans to pioneers, impressive length, and facts about its hydroelectric power and vital role in the Pacific Northwest.

Explore the Snake River: its map, rich history from Native Americans to pioneers, impressive length, and facts about Hells ...

Americans in at least eight states face potentially unhealthy levels of air pollution on Wednesday, official data shows. The data is shown in a live map from AirNow—a partnership of multiple U.S.

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

Volcanoes are rumbling as scientists monitor earthquakes at Washington's Mount Rainier and Alaska's Iliamna volcano.

A growing body of evidence suggests she might have survived into old age — which would entirely change the story of America’s ...