We have explored less than one-thousandth of the ocean floor

Science · Published 20 October 2026 Swipe more like this →

In short: The deep sea remains Earth's final frontier, with 99.999 percent of its floor still unmapped and unexplored by humans.

While we have mapped much of our own planet, the vast majority of the seabed remains a mystery to science. This video highlights five specific deep-sea locations that researchers are most eager to investigate due to their extreme conditions or unknown biological potential.

The sheer scale of this unexplored territory makes it a primary focus for marine biology and oceanography. Understanding these hidden environments is essential for uncovering how life persists in some of the harshest conditions on Earth.

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