These creatures are so fragile that the moment they are pulled out from the water, they collapse and disappear.

The Rock Pool Project in Plymouth says the non-native sea hare looks "alien-like".

When sonar first picked up a massive, stair‑like object on the floor of the Baltic Sea, the image looked less like geology and more like a movie prop. The structure’s circular outline, sharp edges and ...

Trying to find 'Aliens of the Deep Sea' on your favorite screen? Here are a few more things worth knowing about the documentary flick. Aliens of the Deep Sea starring Mercedes Echerer, Fritz von ...

Life at sea -- The message from the mud : making meaning out of microbes in Monterey Bay -- Dissolving the tree of life : alien kinship at hydrothermal vents -- Blue-green capitalism : marine ...