Art often imitates life, and sometimes animals do, too. The enormous jellyfish seen in this YouTube video bears a striking ...

A new species of venomous Portuguese man-of-war, Physalia mikazuki, has been discovered in northern Japan. Genetic evidence ...

Found in the tropical waters of northern Australia, this species is one of the roughly 50 known species of box jellyfish in ...

Marine biologists are scratching their heads over an enormous, tentacle-free jellyfish discovered off the coast of Western ...

A change discovery on the northeastern coast of Japan has resulted in the classification of a brand new species.

Here are the U.S. beaches with the most jellyfish stings, plus which species are common, and expert tips on how to avoid and ...

At the Dabiri Lab, researchers are embedding microelectric controllers into jellyfish, creating "biohybrid" devices. For years, science fiction has promised a future filled with robots that can swim, ...

Researchers show how biohybrid robots based on jellyfish could be used to gather climate science data from deep in the Earth's oceans. Jellyfish can't do much besides swim, sting, eat, and breed. They ...

Climate change is putting countless marine organisms under pressure. However, jellyfish in the world’s oceans could actually benefit from the rising water temperatures – also and especially in the ...

The Portuguese man-of-war, or Physalia, is a jelly-like creature that uses a special gas-filled balloon to float on the sea ...

This time-lapse composite image shows a biohybrid robot jellyfish descending through the three-story tank designed for testing the swimming abilities of the modified creatures. Jellyfish can't do much ...