The ocean basins are so vast and deep that they hold about 97 percent of the Earth's water. Sea water that's trapped in ...

Explorers know that the Earth’s oceans are vast, covering about 71% of the surface of the globe. According to a new study, just 0.001% of the deep seafloor has been visually observed. The deep ocean ...

Scientists have revealed how much of the vast deep ocean floor humankind has observed, and it's a staggeringly small amount. According to a new study published May 7 in the journal Science Advances, ...