A roughly 6-mile stretch of Interstate 40 in Flagstaff was temporarily closed in both directions as disabled vehicles reportedly blocked lanes, according to the Arizona Department of ...

A 2-year-old boy is safe after walking about 7 miles and spending the night in mountain lion territory in northwest Arizona after he snuggled up to a very good dog who had found the boy ...

A few months from now, the monsoon-soaked sky islands of Southern Arizona will erupt into a spongy, white-capped wonderland.

Scientists have discovered evidence that the Earth's crust is peeling away beneath California's Sierra Nevada mountain range. After analyzing earthquake data and imaging deep rock formations ...

A storm moving through Arizona as Easter weekend approached ... A winter weather advisory was also in effect for the White Mountains, including Pinetop, Show Low, and Greer. Snow was expected ...

A 2-year-old boy who spent the night alone in the remote Arizona wilderness and walked 7 miles through mountain lion territory was led to safety by a rancher's dog, authorities said Tuesday.

Mountain Line will be offering fare-free service on Saturday to celebrate Earth Day. The City of Flagstaff’s annual Earth Day community event will take place from 11 a.m. to 2 p.m. at Bushmaster ...

That means for the first time in a decade, the people of Long Range Mountains will be voting in a rookie member of parliament on April 28. CBC News spoke with current contenders across the ...