Michigan stargazers face slim odds to glimpse the aurora borealis overnight with wildfire smoke and upcoming cloudy weather set to hinder visibility. The northern lights, or aurora, could be visible ...

Smoke from large wildfires in Canada has crossed the Atlantic and reached Europe, scientists announced on Tuesday. More smoke clouds will hit the continent in the coming days, according to the EU ...

Wildfire smoke from Canada and Saharan dust from Africa may intersect over NC. Air quality risks remain for sensitive groups, despite high-altitude dust levels. Residents should limit outdoor activity ...

Early risers in Texas saw something a little bit unusual earlier this week. A rare display of “meteor smoke clouds” — technically called noctilucent clouds — was rippling overhead before sunrise on ...