Working at a known dinosaur fossil site in Alberta, Canada, the scientists measured lichen colonization in three microfossil ...

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 ...

(CNN) — Ancient, fossilized teeth, uncovered during a decades-long archaeology project in northeastern Ethiopia, indicate that two different kinds of hominins, or human ancestors, lived in the same ...