They don’t have a brain or spinal cord. They float around in a way that often appears aimless. Though jellyfish lack a central nervous system, these gelatinous creatures again show that they might ...

Sea anemones may rely on an ancient body-building system long associated with people and other bilaterally symmetrical ...

Crystal... lion’s mane... sea nettle... moon.... comb... the big red... These are some of the species of jellyfish that live in Southeast waters. Eric Lunde, a ...

In recent years, the number of jellyfish “blooms” (large groups of jellyfish congregating in a relatively small area) appears to be increasing. These blooms not only impact the local marine ecosystems ...

Clinging jellyfish are a painful and potentially dangerous threat to New Jersey swimmers and they are already prolific in many bays and brackish rivers, warned state officials on Thursday. In areas ...

With thousands of stinging cells that can emit deadly venom from tentacles that can reach ten feet in length, the 50 or so species of box jellyfish have long been of interest to scientists and to the ...

Researchers have revealed how a jellyfish -- those commonplace sea pests with stinging tentacles -- have evolved over time into 'really weird' microscopic organisms, made of only a few cells, that ...