A two-week expedition off Brazil's coast uncovered 31 previously unknown marine species, highlighting just how little is ...

A siphonophore—a colonial marine invertebrate related to the venomous stinging Portuguese Man-o-war—is scanned using Deep ...

It is often suggested that anyone who finds one of these invasive worms should kill it (carefully). Here's what else to know.

‘Death Ball Sponge’ and ‘Zombie Worms’- do they sound like some other worldly creatures to you? Well, if ‘yes’, then worry not, you ain’t alone. It seems like there is a bit too much that is happening ...