Learn how fossils form through sedimentation and mineralization. Discover types like moulds, casts, and trace fossils in our guide.

Trace fossils, the preserved records of biological activity, provide a unique window into the interactions between ancient organisms and their sedimentary settings. By recording behaviours such as ...

Though you may be the most familiar with fossils that look like the Triceratops above, there are many different types of fossils that result from a variety of different forms of preservation. Fossils ...

During this time, collection visits will be available by appointment and other special access requests will be considered on a case-by-case basis. Please email cumuseum@colorado.edu for more ...