Overall, Southern California is seeing a 26% increase in the areas designated in that highest level, according to ...

With a few notable areas where the orange and red tide receded, like the hills above Berkeley and Oakland, territory deemed ...

Cities in South Carolina, North Carolina, Texas and California will have poor air quality that is dangerous for some people.

No Passing signs tell motorists that it's dangerous to pass on a stretch of road, and that it's illegal to do so.

New bursts of yellow dot the hills of Mendocino County. Smears of burnt orange now span the aqueduct near Bakersfield.

As the war morphs into a deadly routine, it's harder for him to hold the attention of allies, and to keep people like Trump ...

The known sequence of Maunaloa’s 1868 events began with an eruptive phase beginning at about dawn March 27 at the summit, lasting a couple of hours. Seismicity escalated thereafter, with Kaʻū ...

The classic signs of spring have been appearing for weeks across the South and are gradually inching northward.

While America remains a close partner to many European nations, the move by four governments shows increased concern over U.S ...

Those two leagues span the four contiguous U.S. time zones and have footprints touching the Atlantic and Pacific coastlines with the arrival of former Pac-12 programs. USC, UCLA, Oregon and ...