Study finds that birds-of-paradise are biofluorescent, suggesting that this "hidden" phenomenon provides enhanced signaling for hierarchy and courtship.

There are over 10,000 species of birds in the world. Some, like the bumblebee hummingbird, are very small. Others, like the ...

In fact, online video games and long-distance relationships go hand-in-hand, making the distance simply melt away thanks to ...