Jellyfish have existed for 500 million years. Their great numbers and a diversity of some 4,000 species make them one of the most important creatures of the deep. A JAMSTEC research team has been ...

Jellyfish are known for drifting to and fro at the whim of ocean currents—but not all species are so passive. The millions of golden jellyfish that pack Palau’s Jellyfish Lake spend much of ...

Meet the warty comb jellyfish, the ocean's very own time traveler that's making waves in the scientific community. This ...

One of the ROVs traveling with the NOAA ship Okeanos Explorer, captured amazing footage of a rare “Big Red” jellyfish (Tiburonia granrojo) while exploring the deepwater habitats in regions off ...

Scientists believe an "unprecedented" number of dead jellyfish that stranded along the Cornish coast may have been caused by ...