It’s a question most of us first asked as kids: why is the sky blue? And while the answer might sound simple, it’s actually ...

As a result, when we look up at the sky, we see all this scattered blue light coming from all over the place! That's why the sky looks blue to us. Cool, right? So, there you have it! The next time ...

AS: Snow appears blue, on occasion, for the same reason that we have blue water. After all, snow is just frozen water, right?

It was Smoluchowski’s subsequent work on the refraction of light in gases, which he worked on between 1907 and 1911, that also would help to explain why the sky looks blue. A theory for the blue ...

Greg Foot discovers why the sky is blue. He explains that outside the Earth’s atmosphere space looks black, but from the Earth’s surface the sky looks blue. He investigates this effect by ...

Before we can understand why the sky looks bluer in the fall, it's important to first know why the sky appears blue in the first place. The sun emits white light, and due to Rayleigh scattering ...