Giant mosasaurs, once thought to be strictly ocean-dwelling predators, may have spent their final chapter prowling freshwater ...

Mosasaurs, giant marine reptiles that existed more than 66 million years ago, lived not only in the sea but also in rivers. This is shown by new research based on analyses of a mosasaur tooth found in ...

Imagine a snake so massive it would have to squeeze through your office door to get at you. That was […] ...

Giant Jorō spiders are spreading across the US at an alarming rate, as scientists warn of unknown impact on local ecosystems.

A team of international scientists, led by Dr. Karen Baab, a paleoanthropologist at the College of Graduate Studies, Glendale ...

While modern octopuses have DNA that consistently gets reshuffled, resulting in some chromosomal mixing, the researchers ...

A fossil reveals the existence of Athenar bermani, a new sauropod that redefines the family tree of Utah's giants.

Researchers have dated vertebrae from a massive prehistoric shark thought to have ruled the waves off northern Australia back ...