Cnidaria
Explore Cnidaria
Latest about Cnidaria
Otherworldly video captures rare jellyfish with a hitchhiker in its bell
By Elise Poore published
Amazing new footage shows a rare Deepstaria jellyfish with a resident isopod in its bell off the coast of Chile.
Tiny, highly venomous jellyfish stings 2 people in the middle of the ocean — forcing them to be airlifted to hospital
By Harry Baker published
Irukandji jellyfish, which are around the same size as a dime, have a venom-filled sting that can trigger an extremely painful and occasionally deadly syndrome.
Newly discovered jellyfish is a 24-eyed weirdo related to the world's most venomous marine creature
By Sascha Pare published
Researchers named the newfound species Tripedalia maipoensis, after Mai Po Nature Reserve in Hong Kong, where they discovered the transparent critter.
Alien-like giant phantom jellyfish spotted in frigid waters off Antarctica
By Patrick Pester published
Cruise liner guests encountered giant phantom jellyfish off the coast of Antarctica while diving in submersibles, a new study finds.
Thousands of cannonball jellyfish wash ashore after swarming North Carolina’s Outer Banks
By Jennifer Nalewicki published
Thousands of cannonball jellyfish washed ashore along North Carolina beaches during a red drum spawning event.
Thousands of jellyfish swarm near Israel, mesmerizing images reveal
By Jamie Carter published
Cameras on drones recently captured aerial images of nomad jellyfish as they swarmed by the thousands in coastal waters near Israel.
Largest crown jellyfish ever discovered is a blood red, saucer-like weirdo
By Brandon Specktor published
New crown jelly species from Monterey Bay looks like a scarlet alien saucer
Scientists inserted disco 'strobe lights' into jellyfish to see how they function without brains
By Nicoletta Lanese published
Scientists genetically modified jellyfish in order to make their neurons light up.
Sign up for the Live Science daily newsletter now
Get the world’s most fascinating discoveries delivered straight to your inbox.