Scientists have watched an animal species evolve right in front of them in a fascinating 30-year-long experiment. The rough periwinkle (Littorina saxatilis) is a small species of sea snail that is ...

A new computer model suggests that the process of evolution can get better at evolving in the face of environmental change. When you purchase through links on our site, we may earn an affiliate ...

In fact, it's happened so often that there's a scientific term for it: carcinization. If you close your eyes and think of a crab, you might picture a round, flat body. Big front claws and multiple ...