When most of us picture the ocean, we imagine turquoise waves, colorful reefs, and shoals of darting fish. But that’s only the surface. Venture deeper, far below the last reach of sunlight, and you ...

The deep sea, a realm of perpetual darkness, crushing pressure, and cold temperatures, is home to some of the most unusual and mysterious creatures on Earth. Recent discoveries have unveiled a host of ...

Thousands of meters below the ocean's surface lurk some gigantic creatures, much larger than their shallow-water brethren. Scientists have a few hunches for why this happens, but the debate continues.

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 ...