Most fossils of the extinct creatures have no heads, but researchers analyzed complete fossils of juveniles and were able to ...

WASHINGTON — In western North America during the twilight of the dinosaur age, the unquestioned ruler was Tyrannosaurus rex, one of the largest terrestrial predators in Earth's history.

As if the largest bug to ever live — a monster nearly 9 feet long with several dozen legs — wasn't terrifying enough, scientists could only just imagine what the extinct beast's head looked ...

*Refers to the latest 2 years of stltoday.com stories. Cancel anytime. Laura Termes with Simon Fraser University explains new findings that show mammoths lived on Vancouver Island over 45,000 ...