518-million-year-old fossil reveals vertebrates once had four eyes and extra organs that later shaped evolution.
Lil’ Max is a viral star due to the fact that people continue insisting that he has a human face. The brown, curly-haired rescue sits on the couch in one Tik Tok clip and his look is so serious that ...
Half a billion years ago, the first true eye emerged in Earth’s oceans. Fossils now reveal what that ancient crystal vision could actually see.