Ever wonder why the sky is blue on a clear day, but red when there are pollutants such as smoke in the air? Wildfire smoke fills the air with tiny particles. The particles, such as soot, ash, and ...

“Red sky at night, sailor’s delight. Red sky in morning, sailor’s warning," as the old saying goes. But what about glowing, hazy red skies at both sunrise and sunset? They could be a sign of poor air ...

If you think the sun looks red today, you’re not seeing things. People across the country, including in New Jersey, are seeing a sun with a reddish tint to it thanks to the Canadian wildfires that ...