I was so fixated on the grand sprawl that is Wheeler County, so focused on its tens of thousands of acres of rimrock canyons ...

Earth Day coordinator Denis Hayes grew up in Camas, Washington, surrounded by natural beauty and unchecked pollution.

The northern lights could also be visible Tuesday night in parts of Washington, Idaho, Montana, North Dakota, South Dakota, ...

Oregon is a great place for geology geeks. Enormous lava flows, Ice Age megafloods, massive volcanic eruptions —we bear ...