Most living creatures are bound by the fact of birth, aging and death. Few, however, have evolved to break the typical life cycle. The aptly named immortal jellyfish (Turritopsis dohrnii) is one such ...

A fossil unearthed in Canada is the oldest preserved adult jellyfish found, dating from over 500 million years ago. During the 1980s and 1990s, scientists uncovered exceptionally preserved remains of ...

The oldest examples of swimming jellyfish, which lived in Earth’s oceans 505 million years ago, have been discovered high within the Canadian Rockies. Researchers found 182 fossils encased within the ...

If one were to mention December 25th, most people, regardless of their religious affiliation, would probably think of Christmas. How about October 31st? That’s right: Halloween. February 14th? You got ...

The specimens are evidence of how little the squishy, tentacled predators have changed over the history of life on Earth. By Jack Tamisiea Jellyfish have been floating through Earth’s oceans seemingly ...