Multiple U.S. states and Canadian provinces are experiencing poor air quality from wildfire smoke. Here's where.

An air quality alert for northwest and north central Minnesota went into effect at 6 a.m. on Friday and could be extended ...

The Dragon Bravo Fire in Arizona has destroyed dozens of structures and a water treatment facility on the Grand Canyon's ...

Wildfires continue to burn in Canada, and the smoke is filling communities there and towns across the U.S. border.

BISMARCK, N.D. — Much of the Upper Midwest on Saturday was dealing with swaths of unhealthy air because of drifting smoke ...

A fast-moving wildfire near the Grand Canyon’s North Rim has destroyed the historic Grand Canyon Lodge and dozens of other ...

The amount of land burned this year is on pace to be the most since 1994, as 100 blazes roared on Friday across the central ...

Canadian wildfire smoke returned to Wisconsin this weekend, with unhealthy levels for people with asthma and heart disease.

The 10 states at the bottom were Tennessee, Texas, Indiana, Louisiana, Utah, Georgia, Alabama, Arkansas, Oklahoma and ...

A federal grand jury indicted a Minnesota man Tuesday on charges that he fatally shot a prominent Minnesota state ...

Firefighters are working the uncontained Green Fire, Horse Fire and Helena Fire in the Shasta-Trinity forest. Here's what we ...