The Mosura fentoni, or "sea moth," is a newly discovered type of arthropod that would have lived in the deep sea more than ...

"De-extinction" takes center stage as environmentalists express dismay over erosion of the Endangered Species Act ...

Meet Mosura fentoni, a bizarre 506-million-year-old "sea-moth" with three eyes, claws, and an abdomen full of gills.

It turns out that preservation of these structures is widespread, confirming the ancient origin of this type of circulatory ...

The American West is renowned for dinosaur discoveries. But what about the Grand Canyon? The park was once home to some weird ...

Fossils reveal that sebecids, long-extinct land predators, survived far longer in the Caribbean than previously thought, ...