“The material described herein was found during a freezer clean up: in a pudding of old ice and forgotten Eppendorf tubes, a ...

Biofluorescence is widespread in birds-of-paradise, a group of tropical birds famous for their spectacular courtship dances.

But moonbows are much more rare than rainbows—the natural phenomenon happens only when the moon is very low, the sky is dark, and rain is falling opposite the moon. Check out the biggest unsolved ...