These jellyfish can deliver painful stings—even after they’ve washed ashore,” the statement posted July 12 reads.

The cnidocytes—or stinging cells—that are characteristic of sea anemones, hydrae, corals and jellyfish, and make us careful of our feet while wading in the ocean, are also an excellent model ...

The stinging cells of jellyfish, called nematocytes, have evolved to be one of the world's most efficient predation tools. The nematocysts consist of a capsule and folded tubule, and use high ...

Instead, they grew their jellyfish from the heart muscle cells of a rat. Yes, a rat. They gave it the nickname "Medusoid" and published their results in the journal Nature Biotechnology.

The problem with jellyfish is that their stinging cells can remain active even after the animal is dead. Fishermen complain ...

Now Frankenstein can have a pet jellyfish. A team of scientists has taken the heart cells of a rat, arranged them on a piece of rubbery silicon, added a jolt of electricity, and created a "Franken ...

Some studies suggest jellyfish blooms are increasing in frequency and intensity. Reasons include warmer waters due to climate ...

Poisonous Caribbean box jellyfish can learn at a far more complex level than ever imagined, despite only having 1,000 nerve cells and no centralized brain. Jan Bielecki / SWNS ...

A microchip inspired by jellyfish tentacles could help capture cancer cells before they seed a new tumor. Written by Janet Fang, Contributor Nov. 13, 2012 at 2:21 p.m. PT ...

Scientists in the US have created an artificial jellyfish out of silicone and rat heart muscle cells. The creature, dubbed “Medusoid”, swims just like its living analogue by pumping water in and out ...

LOS ANGELES — Jellyfish have inspired ideas for bird-safe wind turbines and artificial hearts. Now a team of researchers has drawn insight from a jellyfish’s tentacles to design a better way ...