The creatures look like jellyfish but their appearance is deceptive and their sting can prove fatal in some circumstances ...

Explore the fascinating world of bioluminescent animals that glow in the dark—discover how and why they shine, and their role ...

The long-tentacled creatures, known for their painful stings, have been spotted by beachgoers in three popular tourist spots.

A warning has been issued following several sightings of Portugese man o' wars washed up on popular beaches. The marine ...