The deep ocean is our planet’s last unexplored frontier. Water covers 70 percent of the Earth’s surface, but the National Oceanic and Atmospheric Administration estimates that we have seen no more than 5 percent of the seafloor.
GE machines are working deep underground, on the International Space Station, and even in the interstellar space. Now the sea floor is opening up to underwater factories designed to recover oil and natural gas deposits that used to be out of reach.