There's more that we don't know about dinosaurs than things that we do, but we're still discovering new things about how they ...

Fossils reveal dinosaurs were flourishing in diverse ecosystems right up until the asteroid impact ended their reign.

The Academy of Natural Sciences is filling the colder months with a mix of science, creativity and family activities. Across two winter weekends in late December and early January, visitors can ...

By counting visible and hidden rings, researchers found that T. rex did not reach full size until 35 to 40 years of age.