Nearly 30 years ago, researchers began studying the gene Astn1, which encodes the cell adhesion protein astrotactin 1 in mice, and its role in brain development. During this time, they learned a great deal about the function of astrotactin 1 in…
A 307-million-year-old football-sized creature may be one of the earliest land vertebrates to have eaten plants. While plant-eating animals are overly abundant today, that wasn’t the case millions of years ago. As land vertebrates began to…









