We've mapped the surface of Mars in more detail than the bottom of our own oceans. Over 80% of the seafloor remains unexplored, and the creatures that live down there make science fiction look ...

Deep-Sea Nightmares: Creatures From the Abyss The deep sea — anything below 200 meters — is a world without sunlight, with crushing pressures and near-freezing temperatures. Evolution in these ...

It brings her to the magical underwater Deep Sea restaurant, which serves a clientele of fish- and walrus-people. It's here ...