It was discovered by Arago in 1810, and more fully established by the observations of Sir David Brewster about 1840, that blue sky light is always polarized in a plane passing through the Sun, the ...

The sun is positioned lower in the sky. As the days get shorter, the sun's path across the sky sinks lower to the horizon. This bumps up the amount of scattered blue light that reaches our eyes on ...

When the Sun is high in the sky, it appears its true colour: white. ... you can see the blue sky fade away to a black background as it climbs above the atmosphere.

Jamie Carter is an experienced science, technology, and travel journalist and the editor of WhenIsTheNextEclipse.com. An avid stargazer, Jamie writes about exploring the night sky, solar and lunar ...

So the sky isn’t blue, at least not always. It is a glow-in-the-dark night sky too, colored a mix of green, yellow, and red. Its colors result from scattered sunlight, oxygen, and sodium from ...