One of the biggest mysteries of evolution is how species first developed complex vision. Jellyfish are helping scientists solve this puzzle, as the group has independently evolved eyes at least nine ...

A penny-sized jellyfish has been spotted in the western part of Lake Erie as well as in western Pennsylvania. The stinging cells of these freshwater jellyfish can't pierce human skin. The non-native ...

While scuba diving off the south-west coast of England this summer, I was lucky to encounter several different species of jellyfish in just a matter of weeks. Many of these, including the compass ...

Fossils of any type of jellyfish are extremely rare, according to the study. The new study helps underscore the Cambrian period as a critical time for jellyfish evolution. Jellyfish and their ...

Experts are warning of an unusually high number of jellyfish in UK seas this summer. These are the ones out there Unusually high number of jellyfish arrive in UK seas Moon jellyfish are common off the ...