Courtney Flatt

Taxpayers spent $15 million on research to build a breakthrough battery. Then the U.S. government gave it to China.

Biologists think gulls are eating more juvenile salmon than they thought, and fish advocates are proposing to kill problem gulls. But opponents say dam modification is what's needed to protect salmon.

There are few inexpensive and low-labor options to control the aggressive field invaders, which sometimes encroach on neighboring farms and potentially cut into their profits.

The trick to looking for antlers in the wild — if you're going about it ethically — is to keep your eyes to the ground.

"You're trying to just find something that looks out of the ordinary," Rob Tanner says.

Tanner and his brother-in-law Troy Capps are hiking around juniper ...

Your produce and frozen foods could soon arrive at grocery stores in trucks that release fewer emissions. Researchers are developing a clean technology to keep your food cool while it travels.

Engineers at Pacific Northwest National Laboratory are working to replace refrigerated trucks' diesel-burning cooling system with fuel cells. ...