Research reveals clownfish use ultraviolet stripes to signal lower social rank and stay out of harm's way with dominant anemone-mates....

As descendants of four-legged terrestrial ancestors, snakes inherited the same body plan as, for example, crocodiles, birds, and humans -...

New research comparing information processing in the brains of humans and non-human primates may explain why there's no chimpanzee...

The first ever 'eyes' where nothing more than single, light-sensitive cells. How could organs as complex as our eyes possibly have...