Through their studies of bones, fossils, and geology, paleontologists have uncovered the prehistoric worlds of Earth's past. We watch movies and TV shows of computer generated versions of long-extinct ...

Colors in nature can be produced by both pigments that absorb some light and microscopic structures that change the wavelength of light. Juraj Polak / Getty Images To the untrained eye, most fossils ...

In nature, the ability to change color can be key to survival. Vision is a very important sense in much of the animal kingdom, and many animals have come up with unique ways to use this sense to ...