A recent report estimated that vultures are worth $1.8 billion a year to certain ecosystems in southern Africa. Here's why.

A group of scientists claimed they discovered a new color, but it can only be seen by getting shot in the eye with a laser.

You’ve probably seen every color in the rainbow—until now. Scientists say they’ve unlocked a hue the human eye was never ...

Five scientists at the University of Berkely used laser technology to selectively activate cells in their retinas, to push the vision beyond its natural limits.

Discover 5 types of birds that are blue! Beyond blue jays, we dive into tree swallows, eastern bluebirds, and much more!

A device has enabled people to see a new a shade of blue-green, which they say is more intense than any experienced before ...