Ever wonder why the sky is blue, vs. say red, orange or purple? An effect called Rayleigh Scattering is part of the reason we ...

Whether you're here for fashion inspo or you want to gaze at beautiful women in the color blue, here are 39 images of our ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...

If Earth had no atmosphere like the Moon there would be no scattering, and the sky would remain black, even in daylight ...

It was around 1870 when the British physicist John William Strutt, better known as Lord Rayleigh, first found an explanation ...