The benefits of sleep may be more universal than we thought. We know it helps clear waste from the brain in humans, and now ...

With increased DNA damage from UV radiation or other reasons, the researchers also observed the jellyfish and sea anemones ...

"These discoveries remind us that we still know so little about the ocean, the largest living space on Earth," said the Monterey Bay Aquarium Research Institute A recently discovered deep-sea ...

The St. George’s Cross medusa is about four inches wide, three inches long, and has about 240 tentacles. The St. George’s Cross medusa is considered fairly large for a jellyfish, at about four inches ...

Studying ancient sea creatures’ snoozing habits could shed light on the origins of sleep.

Marine scientists document new records of venomous box jellyfish in the Philippines, aiding biodiversity and venom research.

The Canadian Rocky Mountains offer more than scenic views: The mountains have been hiding fossils of an ancient jellyfish species. Researchers analyzed 182 fossils that were found in the middle ...

Researchers say they have unearthed a new species of jellyfish – one with two dozen eyes. The Hong Kong Baptist University-led team said Tripedalia maipoensis is the first discovery of a new box ...

Beachgoers on Florida’s Emerald Coast are being warned not to enter the water because of an influx of jellyfish, which in turn has attracted an abundance of rare pink meanies. Purple flags, which ...

More than 300 mauve stingers, or palagia noctiluca, were recorded off an Anglesey beach last week, as well as other locations as far south as Pembrokeshire. The delicate, purplish jellyfish, whose ...