Deep-sea fish thrive in extreme pressure, darkness, and pollution, revealing new survival mechanisms and threats.

The Mariana snailfish, aka the deepest fish ever discovered, which scientists have seen more than 8,000 meters down. And there are a lot of strange things about these fish. They have flexible ...

The deep sea, covering approximately 65% of Earth's surface, has long been considered a biological desert. In this extreme environment—particularly in the hadal zone at depths greater than 6,000 ...