Several Alabama residents have reported finding freshwater jellyfish in a local lake — raising questions about the origin of the unusual creatures. “Every year when the water starts to drop we hear of ...

They’re among the Earth’s simplest creatures, composed of 95 percent water, with no spines, brains or hearts, but jellyfish still manage to capture our attention. Older than the dinosaurs, members of ...

OSLO (Reuters) - The permanent darkness of the ocean depths is home to a far greater range of animals, from luminous jellyfish to tubeworms that live off oil seeping from the seabed, than previously ...