Fossils tucked away in a museum drawer and identified merely as "feline" are actually from a very ancient and enigmatic saber ...

The famous saber-tooth cat that lived in North America beginning about 2 million years ago survived by ambushing prey such as ...

A nearly complete skull unearthed decades ago in Arizona has given paleontologists their clearest look yet at Adelphailurus ...

A new study has uncovered a fundamental link between brain size and offspring size, helping to solve a long-standing evolutionary puzzle: Why do birds lay such disproportionately large eggs?

The text of Genesis says that God rested from his creative activity after the creation of humans (2:2-3). Therein for the faithful lies a rationale for the Sabbath. But could science offer any insight ...

Animals with larger brains produce fewer, larger offspring, explaining why birds evolved bigger eggs than the largest dinosaurs.

Fossils tucked away in a museum drawer and identified merely as "feline" are actually from a very ancient and enigmatic saber-toothed cat that inhabited North America more than 5 million years ago.