A paleontologist was trying to locate the site of a famous 1908 discovery when a rancher in Wyoming shared an important clue.

If you grew up wide-eyed watching Night at the Museum, secretly hoping that one day the dinosaur skeletons might clatter to life or Teddy Roosevelt might tip his hat to you, here’s a secret: You don’t ...

Officials say the museum that houses a mastadon skeleton needs to raise $1 million by the end of 2025 to avoid foreclosure.

New research in a North American “mummy zone” in eastern Wyoming reveals how giant duck-billed dinosaurs were preserved in striking detail.

NEW YORK — Researchers have unearthed a spooky pair of dinosaur mummies that seem to have been preserved in an unexpected way. These dinosaur remains are different from the wrapped mummies of Egypt or ...

Palaeontologists have argued for decades over whether certain fossils are young Tyrannosaurus rex or another species entirely ...