More pocked with craters than any other object in our solar system, Jupiter's outermost and second-biggest Galilean moon, Callisto, appears geologically unremarkable. In the 1990s, however, NASA's ...

Earth’s oceans are said to be the greatest source of untapped renewable energy, offering a nearly continuous and highly predictable source of clean energy. This kind of energy will complement the now ...

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.

The marine photographer who captured the footage said it could be the world's first recorded sighting of a black seadevil ...