First, let's explain why we see the color blue in the sky as opposed to other colors. The sun actually emits a 'white' light ...

Like the colors on the leaves, the sky also changes color with the seasons. In the winter, the sky has more of a blue hue. But in the summer, it looks milky white, even when free of clouds. Why is ...

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 ...