It’s not often you come across a full circle rainbow, but crew on-board a police helicopter were lucky enough to get an up close and personal view. The St Athan-based National Police Air Service ...

Incredible full circle rainbow (and secondary, too) seen from an airplane. Source: oskarslidums on reddit. Oh, wow! I knew scientifically this was possible, and I’ve heard pilots say they’ve ...

To see the full circle, however, you will have to be in an airplane, literally above the clouds. Or you could create your own rainbow. I am a physicist, and I’ll explain how to do that in a ...

That's right: a circle. So, while the pot of gold at the end of a rainbow may be a myth, a rainbow is still the end of something. An observer's ability to see a rainbow depends on where they are ...