Hawaii 's regular sunshine, short rain showers and clean air come together to create some of the planet's best conditions for ...

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

Unsurprising to some people, but most of what we learn in primary school about color is wrong. We are taught the rainbow is composed of red, orange, yellow, green, blue and violet, and sometimes ...

Rainbows form when raindrops refract sunlight into a spectrum of colors. The brighter the sun, the clearer the rainbow.