Latest in Energy

The small modular reactor could reestablish nuclear power as an alternative energy source, with the Washington-based company as its biggest investor.

Open to low- and middle-income residents who want to buy or lease an electric vehicle, the new program could benefit a third of the state’s families.

If voters decide in November to keep the cap-and-invest program, the state has plans that could bring the technology to its coastal waters.

Battery manufacturers operating in the state will be responsible for making the recycling process easier and cheaper for consumers.

Proposed policies include planting trees and steering people away from gas-powered cars — but nothing as ambitious as years past.

After years of lethal heat waves, Seattleites are embracing A/C as a necessity rather than a luxury.

For Washington state drivers to fully embrace electric vehicles, they'll need more places to charge them.

The spot where the U.S. processed plutonium to fuel WWII bombs is Eastern Washington's newest attraction.

Gov. Inslee said the decision took a 'wrecking ball' to the EPA’s authority to curb pollution.

The Oregon-based company NuScale designed 'cookie cutter' reactors that can be mass produced. Scrutiny has followed.

Without passageways to cross dams along the Columbia, salmon are dying. Tribes say the U.S. government isn't cooperating as they try to help the fish recover.

More than 1,000 Washington residents have received live-saving air conditioning units as the region warms.