Hordes of bright blue, jellyfish-like sea creatures are washing up on beaches across California. As of Monday, thousands of the critters — called velella velella or by-the-wind sailors — have been ...

The brand-new species was given the name Tripedalia maipoensis as a tribute to where scientists originally found the marine ...

Images of a baby colossal squid this week reminds us that the deep sea is an almost inexhaustible source of awe.

She realised she had experienced the full horror of a box jellyfish, whose venom can cause heart failure ... Kate soon realised she was all but besieged by the wobbly sea creatures, with dozens of ...

Flower hat jellies exemplify the paradox of the medusas, or bell-shaped jellyfish ... decimated Black Sea fisheries. Beroe abyssicola, 4.7 inches long Aequorea victoria. Transparent and colorless ...

Not one of the crew members has bothered to warn us that Opal Reef is where one of the planet’s deadliest creatures killed ... s death on a nearly transparent jellyfish the size of a thumbnail.

She realised she had experienced the full horror of a box jellyfish, whose venom can ... realised she was all but besieged by the wobbly sea creatures, with dozens of them appearing on the sands ...

Their cube-shaped, transparent bodies house tentacles loaded with potent ... decrease the potential for harmful encounters with these enigmatic sea creatures. Jellyfish in its natural habitat. Image ...