There’s evidence to suggest that the comb jellyfish was the first animal to appear on Earth some 700 million years ago.

Instead, when a box jellyfish stings, it releases a "digestive cocktail" that helps the creature catch and digest its meals.

A team of experts led by Lahad Datu Hospital is working on identifying venom from 17 jellyfish species found in Sabah waters.

Freshwater jellyfish are growing in abundance in Canadian lakes and rivers. The reasons are complex but climate change is the primary culprit.

Each year on November 3rd, World Jellyfish Day is celebrated to raise awareness about jellyfish and their ecological ...

This is the first study on this topic which spans the animal kingdom, from jellyfish to humans. What are the benefits and costs of sociality? Social organisms may enjoy benefits such as sharing ...

This species of jellyfish is harmless to humans and tends to feed on plankton. Freshwater jellyfish can grow to the size of a penny and have up to 500 tentacles, though their tentacles cannot ...