Ever wonder why the sky is blue, vs. say red, orange or purple? An effect called Rayleigh Scattering is part of the reason we see only blue, despite it all starting with a rainbow of colors.

Traditionally, blue is associated with masculinity and pink is associated with femininity. Blue may represent boyhood or be ...

Yeti just unveiled its new Blue Sky and Firefly color collections and you don't have to wait to grab them if you're a loyalty ...

It might seem like a simple question. But the science behind a blue sky isn't that easy. For starters, it involves something called the Rayleigh effect, or Rayleigh scattering. But that same ...