While the diversity of physical characteristics in wildlife is readily observable by humans, recent research from Drexel University’s College of Arts and Sciences suggests that there may be even ...

A new analysis of a fossil found in 1889 has unveiled the presence of zeolites—and an entirely new mineralization method.

While it head-butted his theory of natural selection, Darwin emerged with the theory of sexual selection as a way to ...

Researchers report their discovery of fluorescent pigments in the feathers of Long-eared Owls, that can only be seen by humans with the help of ultraviolet light.