Achieving a length of 33 feet is a survival milestone for this giant phantom species. The Stygiomedusa genus contains only 1 member, complicating efforts to define its deep-sea evolution.

It may be the worst thing to hit the Jersey Shore since Snooki. As if sharks aren’t enough to worry about, “insidious” clinging jellyfish from the Pacific Ocean have been spotted in New Jersey waters ...

Add Yahoo as a preferred source to see more of our stories on Google. Several Atlantic box jellyfish have recently washed ashore on North Padre Island in the Coastal Bend. Jace Tunnell, with the Harte ...

The tiny jellyfish Turritopsis dohrnii has amazed scientists with its rare ability to revert to an earlier stage of its life ...

In the dark and cold of the months-long polar night, food resources are limited. Some groups of marine organisms in the polar regions overcome this challenge by going into a metabolic resting state in ...

WHITLEY COUNTY, Ind. (WANE) — When people think of jellyfish, they also likely think of salty breezes, sand between their toes and waves crashing onto beaches. However, with a little luck, jellyfish ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. Jellyfish are among the ocean’s most incredible inhabitants ...

A recent exploration off Argentina’s coast found a rarely seen jellyfish the size of a school bus. The giant phantom jellyfish is rarely observed because it is a deep-sea species, which makes this ...