They are an invasive species in other oceans, where they can cause serious damage to the delicate ocean ecosystem. They are definitely one of the coolest deep-sea creatures, though.

Explore the ocean depths with your family at one of these top-rated aquariums, filled with fascinating sea creatures and hands-on exhibits.

Some of the most wonderful in their weirdness are also the smallest - if just a single member of the planktonic community was blown up to human sized, it would be the best ... creatures of all is ...

Organisms in the deep sea rely on gravity flows to lay down sediment and then make burrows beneath the seafloor, according to a new study.

Far below the surface of the South China Sea, a creature with “glass-like” skin was discovered. Greg Nerantzakis via Unsplash Deep below the surface of the ocean in the South China Sea ...

Thousands of sea creatures were spotted off California coast ... Oceanic and Atmospheric Administration said. As for the best time to see big pods of dolphins, watchers said the winter gives ...