Hundreds of wildfires still burning in Canada are expected to undermine air quality across the Upper Midwest and Northeast ...

As Canadian wildfires spread smoke across the U.S. the air pollution is dangerous to health. But there are ways to protect ...

With hundreds of wildfires burning across Canada, smoke has drifted into the northern United States, lowering air quality ...

PORTLAND (WGME) -- Sunshine, seasonable temperatures, and low humidity levels are all on tap for Wednesday in Maine. Wildfire smoke is beginning to thin out as well over eastern New England. The smoke ...

Viewers shared snapshots of hazy skies as Canadian wildfire smoke continues to impact air quality in parts of Maine.

This is the second most severe fire season on record in Canada, according to the National Interagency Fire Center.

This is why even without the presence of smoke, many sunrises and sunsets appear yellow or orange. Smoke particles in the sky ...

Millions of Americans across the Midwest, Northeast and swathes of the South and Southwest are under air quality alerts Monday. Newsweek's live blog is closed.

Skies across Massachusetts could remain hazy on Wednesday, but this could also soon change as possible thunderstorms and ...

Emily Pike shows you what to expect as more wildfire smoke will enter into the region. Authorities locate child missing for 7 ...

Smoke from hundreds of wildfires in Canada is lingering over the northern U.S., spreading across to roughly a dozen states from Wisconsin to Maine.

Maine's air quality continues to suffer from lingering Canadian wildfire smoke, so we asked a health expert why exposure to ...