Vivid images of glowing "red jellyfish " in the sky above storm clouds have ignited a flurry of online speculation, with some social media users even suggesting extraterrestrial involvement. The ...

A newly described blue jellyfish in Japanese waters has stunned researchers with an otherworldly glow that looks less like a familiar sea creature and more like a visitor from a science fiction epic.

Researchers say that lack of awareness could make it harder for communities to spot ecological changes early and support ...