Visitors to Southern California beaches this holiday weekend may notice what visitors over the past week have already seen - strange, translucent, jelly-like creatures lying in the sand. San Clemente ...

Large portions of the internet think the narwhal is the unicorn of the sea. Large portions of the internet are wrong. That title clearly belongs to the pyrosome, pictured here. As is often the case ...

Pyrosomes, named after the Greek words for 'fire bodies' due their bright bioluminescence, are pelagic tunicates that spend their entire lives swimming in the open ocean. They are made up of many ...