Beachgoers in the San Francisco Bay Area encountered a rare hoodwinker sunfish washed ashore on a beach on Sept. 7.

A 2024 underwater expedition came upon a large structure thought to be a shipwreck. In reality, it was a large animal, and a ...

Our analyses suggest ancient sharks were probably benthic—meaning they lived on or close to the sea floor. Pelagic sharks that roamed the open ocean and resembled today's large iconic predators such ...