Scientists often encounter things beyond human comprehension. When studying jellyfish and their remarkable healing abilities, a team of scientists dealt with this very concept. When a thriving adult ...

This strange and mesmerizing sea creature can age in reverse when times get tough, in a move that would make Benjamin Button ...

Some develop into tentacles, for example; others become reproductive organs. Comb jellies may be the most ancient living animal. They have a nervous system and—this shocked specialists—two ...

Comb jellies, soft-bodied marine creatures that swim by beating rows of cilia, may once have had a hard skeleton. Jef Akst was managing editor of The Scientist, where she started as an intern in 2009 ...

The fossil, an eight-armed swirl named Eoandromeda after the galaxy Andromeda, is believed by researchers to be the ancestor of modern comb jellies, which populate oceans worldwide and swim using rows ...

Jellyfish are sometimes called sea jellies. They belong to a group called Medusozoa which is divided into four classes: Hydrozoa, Scyphozoa, Cubozoa and Staurozoa. Comb jellies are also sometimes ...

The comb jellyfish demonstrates the enormous impact that a small, apparently innocuous species can have in a new habitat. At the third level, the introduced species becomes dominant and alters or ...

This brownish-orange comb jelly of the genus Beroe is likely one of the five undescribed species characterized by the team of researchers. Credit must be given to the creator.

Where did their adult jellyfish go, and how did an infant jelly come to be? This is the unfathomable story of comb jellyfish and how they can age in reverse. This is what their regenerative ...