While most Mediterranean jellyfish are not lethal, several can deliver painful stings, particularly during the summer and ...

A previously unknown species of man-o-war has been identified on a Japanese beach, marking the furthest north the genus has ...

Giant, fearsome octopuses may have once ruled the ancient seas, according to new research that flips the script on their ...

An Australian surfer narrowly survived a box jellyfish sting while surfing off Fiji’s Tavarua Island, experiencing severe pain, breathing difficulty, and cardiac distress before reaching hospital care ...

From San Francisco down to Baja California, coastal waters have stayed unusually warm for months, with some locations logging ...

A jaw tip worn down by nearly a tenth does not sound like much until you picture what it means. Chipping, cracking, scratches ...