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 ...

Earth's atmosphere scatters sunlight, making the sky appear blue due to shorter blue light waves. Longer waves, like red and yellow, dominate sunsets as light travels through more atmosphere. This ...

WEST MICHIGAN — Have you noticed lots of reds and deep oranges in the early morning and evening skies? The concentration of smoke particles in the atmosphere from the wildfires in Canada that produces ...

The sky appears blue due to sunlight scattering in Earth's atmosphere. While sunlight contains all colors, blue light disperses most effectively, illuminating the sky. Although violet scatters more, ...