Typically, male birds have more vivid colours than females. As Charles Darwin first explained, the most colourful males are ...

The discovery, in a bizarre animal not closely related to birds, could change how scientists think about the origin of ...

A 247-million-year-old fossil reptile boasted an enormous crest on its back made from feather-like appendages, long before the appearance of feathered dinosaurs ...

Dragonflies might not be a threat to humans, but they're one of the deadliest flying insects on the planet when it comes to ...