jellyfish

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Moon Jellyfish Shock Scientists With This Trick

'Symmetrization' has never been observed before

(Newser) - When Caltech biologist Michael Abrams cut two arms off a young jellyfish in 2013, he figured it would do what many marine invertebrates do—grow new ones. But no. "[Abrams] started yelling... 'You won't believe this, you've got to come here and see what's happening,... More »

Gooey Blue Creatures Invade West Coast Beaches

Velella velella piling up along Washington, Oregon

(Newser) - It sounds hyperbolic, but it isn't: Gooey jellyfish-like creatures have been washing ashore on Washington and Oregon beaches for more than a month by the millions—at least. The Weather Channel reports billions are being blown ashore. They're called velella velella, and "unless you're a microscopic... More »

Mysterious Jelly-Like Fish Washing Up on West Coast

Experts blame strong winds for carrying so many Velella velella ashore

(Newser) - Ocean-goers up and down the West Coast have spent weeks photographing thousands of mysterious sea creatures washing up on seashores from Washington to California, reports CNN . Called Velella velella, or "by-the-wind sailors," the silver-purple sea creatures that vaguely resemble jellyfish are typically found well out in the ocean,... More »

Giant New Jellyfish Has No Tentacles

Keesingia gigas has potentially deadly sting

(Newser) - A huge new species of jellyfish discovered off western Australia looks a bit like a plastic bag—but one that can deliver a potentially lethal sting. Keesingia gigas is as long as a human arm, though bizarrely, none of the specimens caught or photographed appear to have any tentacles, the... More »

Get Worried: Jellyfish Population Is Booming

Climate change may be increasing their numbers

(Newser) - The sting of a Chironex fleckeri box jellyfish, which live around Australia and the Philippines, can kill you within three minutes—and Australia's seen an increase in jellyfish numbers lately. In Sweden and Israel, vast numbers of jellyfish have caused trouble at nuclear and coal power plants this year.... More »

Stunning New Jellyfish Named, but Still Mysterious

Pelagia benovici's native habitat remains unknown

(Newser) - A new species of jellyfish has been discovered in the Gulf of Venice—but where it hails from remains a mystery. In a phenomenon known as a bloom, the now-named Pelagia benovici showed up in such force in September that it interfered with fishing; citizen jellyfish trackers who were unable... More »

Robot Swarm's Mission: Kill Jellyfish

South Korean 'bots aim to catch them in nets and slice them up

(Newser) - Flesh-shredding robots that can devour 2,000 pounds an hour may sound like the stuff of horror movies, but they're very real and come with a purpose: kill jellyfish. Engineers in South Korea are working on something called the Jellyfish Elimination Robotic Swarm to cut down deadly attacks on... More »

Huge Nuclear Reactor Shut Down by Jellyfish

Swedish plant is back in business after massive clog

(Newser) - The Oskarshamn power plant in Sweden has one of the biggest nuclear reactors in the world, but it's apparently no match for tiny jellyfish. Tons of moon jellyfish clogged the reactor's intake pipes from the ocean over the weekend, forcing the plant to shut down, reports Popular Science... More »

Jellyfish End Cuba-to-Florida Swim Dream

Chloe McCardel ends marathon swim after 11 hours

(Newser) - An Australian woman had to cut short her Cuba-to-Florida swim attempt yesterday after jellyfish put an end to her effort, reports Australia's ABC . Chloe McCardel, who would have been the first person to swim the 103-mile distance without a shark cage, called it quits after 11 hours and multiple... More »

Nyad About Halfway Through Epic Swim

Could arrive in Florida tomorrow

(Newser) - Diana Nyad was about halfway through her swim from Cuba to Florida this morning, as her team attempted to get her through a storm. The 62-year-old is safe and still feels good, they say, and yesterday was "awesome" despite the fact that she suffered several jellyfish stings , her operations... More »

Swimmer Nyad Again Chases Cuba-Fla. Dream

62-year-old making 4th attempt at perilous swim

(Newser) - Endurance swimmer Diana Nyad is making her fourth attempt at completing the 103-mile, Cuba-to-Florida marathon swim that has eluded her in her 62 years. Nyad has thus far suffered several jellyfish stings—which ended her previous attempt last fall—but team members tweeted that she was plowing along steadily this... More »

Don't Swim After Eating? That's Bunk

Also: Don't pee on jellyfish stings

(Newser) - There are so many myths about summer safety, it's a wonder anyone has any fun. Heard that poison ivy is contagious? Not true. Scared of swallowing watermelon seeds? They'll just pass through you. The Washington Post debunks a host of summer myths:
  • Mosquitoes love people who taste sweet?
... More »

Jellyfish-Like Creatures Shut Down Nuclear Plant

Sea salp invade Diablo Canyon

(Newser) - A horde of jellyfish-like animals has forced the shutdown of a nuclear power plant in California. The gelatinous creatures, 2 to 3 inches long, are called sea salp. The crisis began Tuesday, when workers at the Diablo Canyon plant discovered that screens which take in cooling water were clogged by... More »

New Robotic Jellyfish Powered by Water Itself

Scientists create device powered by external hydrogen

(Newser) - A group of scientists backed by the US Navy is developing a robotic jellyfish that should, in theory, be able to power itself indefinitely, because it draws its fuel from the hydrogen in the water around it, the Telegraph reports. The so-called "robojelly" works a lot like real jellyfish,... More »

Two Jellyfish Stings, But Nyad Keeps Swimming

62-year-old reaches halfway point of 103-mile swim

(Newser) - Despite enduring a second jellyfish sting, 62-year-old swimmer Diana Nyad is continuing her 103-mile swim from Cuba to Florida , and has reached the halfway point, reports the AP . Despite getting out of the water last night to receive treatment for the stings, Nyad is still allowed to continue her record... More »

Jellyfish Cells Used to Make Cancer Glow

Doctors say technique will help diagnose hard-to-spot cancers

(Newser) - A team of British scientists has dreamed up a way to track down cancerous tumors deep inside the body—by making them light up like a jellyfish. The scientists created viruses that contain light-generating green fluorescent proteins (GFPs) derived from jellyfish cells, the BBC explains. When injected into a patient,... More »

Jellyfish Stings 100+ at NH Beach

Great White it's not, but huge critter wreaks havoc

(Newser) - A jellyfish the size of a trash can lid raised a posthumous ruckus yesterday, stinging up to 150 at a New Hampshire beach and sending five of those to the hospital. Beach officials had apparently tried to remove its carcass earlier, causing it to break up into pieces that floated... More »

Oxygen-Free Creatures Found Deep in Mediterranean

Species can live and reproduce in Ocean's dead zones

(Newser) - Scientists have discovered the first known creatures that can survive and reproduce without oxygen. The three new species from the Loricifera group were found deep in the "dead," or oxygen-free, zone of the Mediterranean Sea. One of the minuscule animals—approximately a millimeter long—looks like a jellyfish... More »

'Best Job' Winner Stung by Lethal Jellyfish

Southall survives worst day of dream work

(Newser) - Contest winner Ben Southall is recovering after his final week in "the world's best job" nearly became his last week alive. The 34-year-old Englishman, who beat thousands of other applicants to land a 6-month $150,000 job as caretaker of a Great Barrier Reef island, was stung by a... More »

Giant Jellyfish Sink Trawler

Net filled with 400-pound creatures capsizes boat

(Newser) - A 10-ton fishing trawler sank off the coast of Japan after its crew tried to haul in a net filled with gigantic jellyfish. The three crew members were pitched into the water as the ship capsized and were rescued by another boat, the Telegraph reports. Nomura's jellyfish can weigh up... More »

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