Canada is experiencing one of its worst wildfire seasons on record.
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How wildfire smoke recolors the sky and turns the sun and moon red
People in New York City and across the northeastern U.S. woke up this week to an unusual sight. Depending on the time, early risers reported witnessing either the moon or the sun bearing a reddish glow. Here's what to know.
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Early Wednesday morning, New York City was second only to Delhi, India for the worst air quality and pollution out of 100 tracked countries.
The dip in air quality comes as more than 100 wildfires continue to burn across the Canadian border in Quebec and Ottawa.
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