Researchers have been studying what Taiwanese residents call “blue tears” in the water. After a several-month study of water samples, scientists concluded that the glowing culprit was ...

An curved arrow pointing right. The waters surrounding the city of Changle in East China have been glowing blue for the past four days. The phenomenon is caused by organisms called Noctiluca ...

A large, bright blue spiral spotted over Europe on Monday night sparked chatter on social media about what might have caused the mysterious vortex. Videos posted on X showed a blue orb in the ...

The gigantic gelatinous orb-like egg sac was spotted 656 feet below the surface off the coast in Ørstafjorden in Norway.