The federal agency that maintains the Columbia River’s shipping channel is proposing to build seven giant in-water pens as part of a $377 million project to manage dredge spoils over the next 20 ...

Mila Davis of Columbia River rode a hot start to a state title. For that, the freshman has been selected as The Columbian All-Region girls bowler of the year.

An Australian mining company is eyeing a potential gold mine near the Blackfoot River east of Lincoln, resurrecting controversial mining claims that have lain mostly dormant since the ‘90s.

They measure the buildup of solids on the bottom of the pipe with sonar and try to estimate the corrosion on the top, where ...