Despite a warming climate, bone-chilling winter cold can grip parts of the U.S. In a study appearing in Science Advances, researchers found that two specific patterns in the polar vortex, a ...

Despite a warming climate, bone-chilling winter cold can grip parts of the U.S.—and this study explains why. Researchers found that two specific patterns in the polar vortex, a swirling mass ...

Rare polar vortex collapse threatens to replace UK’s sunshine with snowStory by Sarah Hooper • 4mo 1 / 7 ©Metro ...

Polar vortex collapses sending a late-season and largest cold to USStory by Jessica Kwong • 4mo 1 / 7 ©Metro ...

See where the Madre Fire is burning right now.

The Madre fire surpassed 35,000 burned acres on Thursday, marking the biggest blaze in California this year.

The Madre Fire was reported shortly after noon Wednesday, July 2, along Highway 166 about 25 miles east of Santa Maria.

More: 'Catastrophic' flooding devastates Kerrville, Texas: How to help and where to get help Map: Road closures, driving conditions in Texas Warning vs watch: What is a flash flood warning?

The Madre Fire in San Luis Obispo County grew to 52,500 acres entering the Fourth of July weekend. See where California wildfires are burning.

California's Madre Fire sparked in the late evening of July 3 but has since grown to the largest in the state this year by the Fourth.