Find out why the notorious box jellyfish deserves its loathsome reputation. The animal's toxins are among the strongest found ...

When it comes to certain creatures on Earth, the list of what we don’t know about them is often longer than what we do. One such animal is Chirodectes maculatus, a very rare type of box jellyfish. To ...

Jellyfish could be much smarter than scientists previously thought, asserts a new study published in the journal Current Biology. Poisonous Caribbean box jellyfish can learn at a far more complex ...

For three summers in a row, researchers working in the Mai Po Nature Reserve noticed something unusual drifting through the brackish shrimp ponds. At first glance, the small, translucent animal looked ...

Add Yahoo as a preferred source to see more of our stories on Google. Keri Owen recently shot a photo of a four-handed box jellyfish in Satellite Beach. Dear FLORIDA TODAY Subscriber, I have a ...

Jellyfish are more advanced than once thought. A new study from the University of Copenhagen has demonstrated that Caribbean box jellyfish can learn at a much more complex level than ever ...

A Hong Kong university team said it has discovered a new species of box jellyfish in the city's Mai Po Nature Reserve, the first discovery of the venomous species in China's waters. Baptist University ...

Box jellyfish glide through tropical shallows with an almost delicate grace, yet their venom ranks among the most lethal on Earth. A sufficiently heavy sting can shut down a person’s heart in just a ...

Shipwrecks could explain the mysterious spike of killer jellyfish invading shorelines, experts say. The box jellyfish population has soared since the 1980s and humans can suffer a deadly cardiac ...

Jellyfish have been around for over 500 million years -- yet until now, they've been thought of as simple creatures with very limited learning abilities. Jan Bielecki / SWNS Jellyfish could be much ...

I have a confession to make. As a kid, I had an irrational fear of all kinds of different ocean life. From great white sharks to Portuguese man-o-war to sea snakes. And this was the level of ...