The Singapore Oceanarium is three times bigger than the S.E.A. Aquarium, and it will offer plenty to sea and do when it opens on 24 July.

A female blanket octopus has to be up there as one of the most spectacular sea creatures to see alive in the wild. Growing to the length of an adult human, they trail an iridescent rainbow skirt as ...

Blue-ringed octopuses carry a killer concoction called tetrodotoxin (TTX), a potent neurotoxin that can paralyze living things, including humans. Tetrodotoxin is most famously known from pufferfish — ...

This Octopus Toilet Paper Roll Craft is the perfect ocean-themed project for toddlers and preschoolers. With a few simple ...

Environment 5-foot-wide jellyfish washes ashore on Maine beach This jellyfish was large even for a lion’s mane jellyfish, which usually grow to about 1.5 feet long, according to researchers.

One of the biggest mysteries of evolution is how species first developed complex vision. Jellyfish are helping scientists solve this puzzle, as the group has independently evolved eyes at least ...

Jellyfish are finally giving up their secrets Scientists are unraveling the mysteries of the ocean’s squishiest creatures—including one jelly that might be the oldest animal species on Earth.

'I'm not goin' back in': Hundreds of jellyfish stings reported on Volusia beaches The purple flag was still flying Wednesday, warning visitors of jellyfish ...

What to do if you're stung by a jellyfish? While not fatal, some jellyfish stings are incredibly painful. According to the Mayo Clinic, after getting stung you should do the following: ...

Legislators want to ban octopus farming in New Jersey. It's not happening here, but critics want to make sure it doesn't.

A box jellyfish advisory has been issued for Waikiki beaches today, according to HNL Alert. The advisory was issued at about 8 :50 a.m. today after box jellyfish were observed at Waikiki beaches ...