jellyfish

Invasive peach blossom jellyfish were discovered in 34 lakes, and climate change is likely to accelerate their spread.

The new jellyfish has a bright red cross in the center of its body, leading to it being named the St. George's Cross Medusa.

The structures were formed millions of years before the dinosaurs and may play an important role in modern health care.

A social media user posted a video on X that appears to show a huge jellyfish-like object floating over a snowy landscape.

One TikTok user commented: "I'm so glad she's ok. Thank you for giving everyone the heads up to be careful with jellyfish."

Researchers found more than 170 fossil specimens that are remarkably well-preserved despite their age.

The Australian spotted jellyfish can clear 50 cubic meters of plankton-filled water in a day, making them formidable feeders that can out-compete native species.

The five-year-old was stung by an Australian box jellyfish, considered to be the most venomous marine creature in the world.

The strange jellyfish-like organisms, called Velella velella, are actually colonies of tiny clonal creatures called polyps.

"I touched it with my foot and it jiggled like jello," Portland woman Pilar French told local media.

"I've seen Portuguese man of war on the beach before, but not to a scale like this," Florida resident, Victoria Larkin, told Newsweek.

"DO NOT TOUCH THEM!" the Shore Beach Service warned beachgoers.

Sprite lightning, which occurs under rare conditions about 50 miles up, was photographed from Puerto Rico as Hurricane Nicole passed by.

Cannonball jellyfish can wash up en masse due to seasonal population blooms, resulting in thousands being seen on beaches.

A picture of what experts think may be a giant Nomura's jellyfish has gone viral on Reddit as the species plagues the South Korean coast.

Black water diving expert Eric Albinsson told Newsweek diving at night is a "magical experience."

The giant phantom jelly was filmed by the Monterey Bay Aquarium Research Institute at a depth of 3,200 feet.

The Texas millionaire shared photos and footage of his latest dive to the San Cristobal trench.

Sea stingers could be bred to turn into high protein powders or jellyfish chips, according to scientists.

"JELLYFISH JAMBOREE !!" Moody wrote in the Facebook post. "I've never seen this many at once before?!"

People do all kinds of things for views on social media, but licking a deadly Portuguese man o' war is undoubtedly a step too far.

There are around 2,000 known species of jellyfish, the most venomous being the Australian box jellyfish.

Over Easter Weekend, five people, including three children, were hospitalized for Irukanji jellyfish stings in the Whitsunday Islands.

"There are years when blooms or populations of a jellyfish are high and there are also years when they are few or even almost absent," said Sheldon Rey Boco, who filmed the event.

Upside-down jellyfish are found in warm coastal waters—such as mangroves, bays and lagoons—around the world.

"If we can find a way to direct these jellyfish and also equip them with sensors...we could create a truly global ocean network," said lead Caltech researcher John Dabiri.

The venom of some box jellyfish species is considered to be among the most powerful in the world.

While jellyfish are fairly common in the area, such large congregations are quite unusual at this time of year.

Some species of jellyfish are able to grow back tissue that has been lost.

Jellyfish larvae can get trapped in bathing suits and sting the skin.