The sky looks blue, sunsets glow red, and rainbows appear after rain — but all of it comes down to how light interacts with ...

Find out how the Earth's atmosphere was formed - and why the sky (mostly) looks blue. Made by BBC Ideas in partnership with ...

This week, Morning Brief reader Collette wrote in to ask, "There may be blue sky, but what makes for a deeper blue in one area and a lighter blue in another?" Meteorologist Jonathan Belles: It all ...

The color of the sky is blue in daylight hours; however, it tends to become red or orange during the time of sunset. This ...