Marine scientists document new records of venomous box jellyfish in the Philippines, aiding biodiversity and venom research.

But the lion’s mane jelly isn’t just a certified Long Boi; according to Guinness World Records, it’s also the heaviest ...

One ocean-dwelling creature found in many tropic waters is known to be able to reserve its own life cycle, cheating death.

This jellyfish is very small in size. Its height and width are about 4.5 millimeters, which is less than the size of a little ...

Vinegar has been another popular remedy for jellyfish stings. In many cases, it can deactivate venomous cells that haven’t ...

Meet the giant phantom jellyfish. It's over a metre (3ft) wide and has four ribbony arms that trail behind for up to 10 ...

Jellyfish: Jellyfish and sea jellies are the informal common names given to the medusa-phase of certain gelatinous members of the subphylum Medusozoa, a major part of the phylum Cnidaria. Jellyfish ...

Beachgoers on the Texas Gulf Coast are finding large, white-spotted jellyfish strewn across the sand, some as wide as 20 ...

Jellyfish are thought to pre-date the dinosaurs by millions of years. Thousands of jellyfish have been launched into space for experiments. Here are 12 things you probably didn't know about these ...

You’re blissfully splashing in the ocean and feel a pinch. Or you’re strolling along the beach and step on something sharp. When you’re out at the beach, it’s important to remember that you’re sharing ...