An emergent field of research in dinosaur paleobiology investigates the relative importance of linear, non-branching evolution (anagenesis) compared with branching evolution (cladogenesis).

A newly identified species of pterosaur has provided critical insights into the evolutionary changes that shaped these ancient flying reptiles, bridging the gap between early species and their larger, ...

The hummingbird study that Tom Smith and Chris Schneider are conducting in Ecuador is part of a much larger research program spanning three continents. Evolutionary biologists are fanning out and ...

At a quarry in China, researchers uncovered a prehistoric transitional species from millions of years ago. MiningWatch Portugal via Unsplash During the late Cretaceous period, between 100 and 66 ...

I used to believe in evolution. Then I examined the evidence for myself. Here are a few facts. Darwin said the proof for evolution would be in the fossil record. If that's true, there'd be many more ...