The face is one of the most distinctive features of vertebrates, diverged widely among species while maintaining a highly complex anatomical structure. Notably, mammals have a "nose" that can actively ...

A sea lamprey, which has no jaw, has the genetic code to do so, CU researchers find. Photo by Jeff Mitton A half-billion years ago, vertebrates lacked the ability to chew their food. They did not have ...

This article predates Brown Brothers Media’s ownership of Science Blog and has not been reviewed under our current editorial process. It is preserved as part of the publication’s archive. A new study ...

South Africa has one of the world’s richest fossil records of hominins (humans and their fossil ancestors). But many misconceptions still exist regarding human evolution, and school textbooks contain ...