PORTLAND, Ore. — A commercial fisherman turned up an exceptionally rare find on the Columbia River last month when he caught a Chinese mitten crab, which is prohibited in Oregon. The invasive ...

The Columbia River flows through the Tri-Cities on its way to the Pacific Ocean from Canada. Tri-City Herald file The Columbia River could be the answer to California’s water problems ...

From gigantic floods to thousands of shipwrecks, follow the journey of the Columbia River. Host Knute Berger mines the Pacific Northwest’s historical and cultural nuggets. This season's Mossback ...

The Columbia River could be the answer to California’s water problems, former President Donald Trump seemed to say at a news conference near Los Angeles. “I’m going to give you more water ...