Jellyfish can produce offspring both sexually and asexually; depending on the species, they may be able to create copies of themselves by dividing in two, or laying down little pods of cells ...

The teen enlisted the help of one of the world’s top experts when the specimens he collected grew into something he didn’t recognize, according to the National Oceanic and Atmospheric Administration.

The integral jellyfish is a new hydrozoan species found in the northwest Pacific off the coast of Japan. Photo by Sugimoto, Izumi, Collins (2025) Nearly seven years later, Sugimoto, Collins ...