Add Yahoo as a preferred source to see more of our stories on Google. Alamosaurus was one of the last dinosaurs from southern North American. Paleontologists have recently dated the rock formation ...

This journey back in time starts in southern Alberta, two hours east of Calgary, where the ground cracks open to reveal a prehistoric archive dating back some 76 million years. Here, the rolling ...

Radioactive minerals in eggshells can help scientists pinpoint a fossil’s age with stunning accuracy. Scientists excavate dinosaur egg nests in Mongolia's Eastern Gobi Basin. National Geographic ...