Researchers say our understanding of Earth’s largest biome is based on a tiny, unrepresentative sample dominated by just a ...

The deep sea refers to the part of the ocean below 200 meters (656 ft.), at which light begins to disappear. Despite making ...

Researchers collected more than 43,000 records of dives and assessed the photos and videos to determine how much of the bottom has been seen by humans.

Deep-sea submersibles have been diving for decades, but records show that we have still only explored a tiny area of the deep ...

In a study published today in Science Advances, researchers from the Ocean Discovery League reveal that only a minuscule ...

Human eyes have only seen a tiny, tiny, tiny fraction of the areas of the world that are covered by deep water. Scientists ...

Earth's surface is mostly deep ocean, but a new study reveals just how little we have glimpsed of the floor of our planet's ...