Purple is the new green, as far as aliens are concerned, anyway. If you were asked to imagine an alien planet, it would be reasonable to imagine a green earth-like rock orbiting somewhere in a distant ...

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 ...

Here's how your brain might adjust to see color on another world. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The human brain is remarkably ...