A new study offers the first direct evidence that deep-dwelling mesopelagic fish, which account for up to 94% of global fish biomass, excrete carbonate minerals at rates comparable to shallow-water ...

For centuries, sailors told terrifying stories of glowing sea serpents rising from the depths — enormous silvery creatures ...

In the deep ocean, where sunlight never reaches, and food drifts down like confetti, survival is less about speed and more ...

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 ...

The rare deep-sea oarfish are known as "doomsday fish" due to folklore linking them to natural disasters, and two being ...

Meet the “ghost fish,” a phantom of the abyss. Here’s how we found the first ever proof of its existence just a few years ago. The deep sea is a part of the world that very few humans get the chance ...

Barreleye fish are named for their unique, barrel-shaped eyes. These eyes can rotate, allowing the fish to look both upward and straight ahead. Their eyes also have bright green lenses protected ...

Two rare ‘doomsday fish' appeared near a beach in Cabo San Lucas, drawing crowds and going viral online.

Imagine if there were a creature capable of providing a warning that an impending cataclysmic seismic event was about to ...