Disease Found in Fossilized Dinosaur Tail Afflicts Humans to This Day
Researchers have identified the fossilized remains of the benign tumor as part of the pathology of LCH , a rare and sometimes painful disease that still afflicts humans
paleontology
How and When Spines Changed in Mammalian Evolution
Research reveals how a combination of developmental changes and adaptive pressures in the spines of synapsids laid the groundwork for the diversity of backbones seen in mammals today
Mushrooms Are Older Than We Thought
A group of researchers has discovered a new mushroom fossil—the oldest to ever be identified from its molecular composition
New Species of Allosaurus Discovered in Utah
A remarkable new species of meat-eating dinosaur, Allosaurus jimmadseni, is described based on two spectacularly complete skeletons
Scientists Find Oldest-Known Fossilized Digestive Tract—550 Million Years
Over a half-billion years ago, life on Earth was comprised of simple ocean organisms unlike anything living in today's oceans
Earth Was Stressed before Dinosaur Extinction
Fossilized seashells show signs of global warming, ocean acidification leading up to asteroid impact
Animal Embryos Evolved before Animals
When and how animal ancestors made the transition from single-celled microbes to complex multicellular organisms has been the focus of intense debate
The Last Mammoths Died on a Remote Island
An international research team has now reconstructed the scenario that could have led to the mammoths' extinction
T. Rex Used a Stiff Skull to Eat Its Prey
MU scientists created one of the first 3D models showing how ligaments and joints in the skull of a Tyrannosaurus rex work
Extinct Caribbean Bird Yields DNA after 2,500 Years in Watery Grave
Ancient DNA is a challenging medium because it's in the process of degradation