A remarkable new species of meat-eating dinosaur, Allosaurus jimmadseni, is described based on two spectacularly complete skeletons

Over a half-billion years ago, life on Earth was comprised of simple ocean organisms unlike anything living in today's oceans

Fossilized seashells show signs of global warming, ocean acidification leading up to asteroid impact

When and how animal ancestors made the transition from single-celled microbes to complex multicellular organisms has been the focus of intense debate

An international research team has now reconstructed the scenario that could have led to the mammoths' extinction

MU scientists created one of the first 3D models showing how ligaments and joints in the skull of a Tyrannosaurus rex work

Ancient DNA is a challenging medium because it's in the process of degradation

Research team discovered Nanopithecus browni near Kanapoi, Kenya, far from the habitat of other guenons

With fossils from more than 80 individual dinosaurs, Auroraceratops rugosus, an early horned dinosaur, is one of the best represented dinosaur species ever found