The ocean makes up the majority of the Earth's surface, so it makes sense that 95% of our seas are still unknown to us—there's just so much to explore. And we know even less about the deepest parts, ...

VIRGINIA BEACH, Va. — The ocean covers more than 70% of Earth's surface, yet remarkably, we’ve explored only about 5% of it. Despite this mystery, what we do know reveals just how vital — and ...

The ocean covers more than two-thirds of our planet, yet it remains one of Earth’s greatest mysteries. While we’ve mapped every crater on the moon and sent rovers to Mars, the depths below our own ...