These three fish are freaks, phantoms and mysteries of the deep. Here’s what we’ve learned from the rare glimpses we’ve had of their lives. The deep sea is one of Earth’s final frontiers. Given its ...

In late May 2026, a clip began circulating on social media that appeared to show something marine biologists have almost never witnessed: a black seadevil, Melanocetus johnsonii, drifting through ...

When photographer Jialing Cai plunged into the ocean in the dead of night, she found creatures of the deep had risen up to ...

The next breakthrough in medical implants could come from a terrifying, needle-fanged fish lurking ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. This voice experience is generated by AI. Learn more. This ...

Animals Fish The Mariana Trench is home to some weird deep sea fish, and they all have the same, unique mutations Deep-sea fish adapt to some of the most extreme conditions on Earth. New research ...

Mesopelagic fish, long overlooked in ocean chemistry, are now proven to excrete carbonate minerals much like their shallow-water counterparts—despite living in dark, high-pressure depths. Using the ...

The fish, who live in pitch-black darkness, likely use their bioluminescent lures to find mates. Males then attach themselves to the females—and never let go.

When we think of marine life, we usually picture colorful coral reefs or dense seaweed forests filled with fish and other critters. The ocean that comes to mind is the one touched by sunlight.