Scientists still debate the purpose of this dinosaur's iconic horns and spiky head plate. Find out what we’ve learned about how Triceratops lived and why it went extinct. Triceratops’ enormous ...
Millions of years ago, Los Angeles was underwater, a vast prehistoric sea teeming with creatures that largely don't exist ...
The animals constantly grew new shell material as they aged, but the their bodies always remained in the outer chamber. The walls that separated each chamber helped protect the shell from being ...
Giant 20-foot-long raptor dinosaurs once roamed Australia, according to a new study that could rewrite the evolutionary history and hierarchy of predators on the continent. At such a critical moment ...