During the 1240s, Richard Fishacre, a Dominican friar at Oxford University, used his knowledge of light and color to show ...

In 1989, Voyager 2 became the first and only spacecraft to ever fly by Neptune, and images from that mission famously show a planet that's a deep azure color. But in reality, Neptune is far more of a ...

The human brain is remarkably good at adjusting to different light conditions. Think about wearing a pair of tinted sunglasses: At first, the tint is noticeable, but after a while, colors begin to ...

When you think of Neptune, you probably think of a rich blue planet with swirls visible within it. However, that isn't what Neptune looks like at all. In fact, the planet is more akin to the pale blue ...

Researchers have created the first color key of sky-dwelling microbes to help detect signs of alien life in the clouds of ...