In 1848, a rugged survey set California’s northern border—crooked and hard to find, yet still standing today, a testament to sheer grit and old-school guesswork.

Here's a visual guide to what's happening - a month on from a state of emergency being declared in California. Wildfires are burning millions of acres in California, Oregon and other parts of the ...

A map has been released showing the areas most likely to be targeted in the event of a nuclear attack on US soil, ...

A second atmospheric river is impacting the Pacific Northwest only days after a similar storm hit over the weekend.

If you want to experience the perspective of the solar cycle and you live in Oregon, you might get a chance Wednesday night.

A social media video claims to show footage taken as an 8.0 magnitude earthquake hit Oregon’s coast — but on closer inspection, no one in the video seems to be affected by the temblor except the ...

A strong geomagnetic storm means people from Washington to northern California might get a chance ... Lizzy Acker covers ...

In Oregon’s Coast Range, mature forests can absorb more carbon per acre than almost any other on the planet. Yet logging ...

The largest dam removal project in U.S. history was completed Oct. 2 on the Klamath River in Southern Oregon and Northern California. Four dams were taken out, allowing adult salmon to swim all ...