24 febrero 2015
Have you ever wondered exactly when a certain group of plants or animals first evolved? A new resource for scientists is designed to help answer just those kinds of questions. The Fossil Calibration Database, a free, open-access resource that stores carefully vetted fossil data, is the result of years of work from a worldwide team of scientists.
http://feeds.sciencedaily.com/~r/sciencedaily/~3/RjbTCM1Om24/150224102833.htm
