In the heart of the Caspian Sea, off the coast of Azerbaijan, a mud volcano briefly birthed a mysterious island, only for the sea to reclaim it, leaving scientists captivated.
Small, translucent creatures — known as sea cherubs — are washing up along Oregon beaches, and more sightings are occurring in 2025 than usual, according to Seaside Aquarium.
Sea cherubs, or Cliopsis krohni, are about the size of a nickel and can take down prey that is triple their size.