Tom Banse/Northwest News Network

Oyster growers in Washington's Willapa Bay are alarmed by an invasion of potentially destructive European green crabs. Some are asking for an all-out trapping offensive to corral the invasive species.

There's a rallying cry at various bays and beaches up and down the West Coast; it's "Help the kelp!" The towering brown seaweed with the floating bulb on top is in steep decline.

The largest aircraft yet to fly on hydrogen-electric power made a successful first flight in Moses Lake, Washington, on Thursday.

You probably no longer bat an eye when an electric car passes by on the road. More novel battery-powered vehicles are soon joining the parade to help operators achieve their sustainability goals.

Would you prefer to pay a couple of cents for every mile you drive in exchange for not having to pay gas tax or those steep electric car registration fees?

Legislators in Washington state are joining more than a dozen other states that are considering whether to restrict or ban foreign entities from buying farmland.

Racial and social justice advocates asked Washington legislators Wednesday to repeal laws against jaywalking.

The Washington Legislature has a lot of prickly problems on its plate. But there's a new one that may be the prickliest of all: Should lawmakers designate an official state cactus?

Thousands of former and current Boeing workers joined customers and other guests to bid farewell to the company's final 747 jumbo jet.

Numerous Democrats in the Washington Legislature are backing a new proposal to make voting in elections compulsory.