Scientists found "a beautiful, thriving ecosystem" in a dark and isolated location: The former shadow of a glacier.

For over 400 years, sailors have reported a mysterious phenomenon in which the ocean appears to glow as far as the eye can see.

Four kilometres below the Southern Ocean surface is a strange world inhabited by even stranger creatures. In its autumn ...

In most parts of the natural world, eyesight is key. Animals use it to find food, escape danger, and move around. But in some ...

AMC and AMC+ revealed the first photos, teaser, and release date for Nautilus, an adventure series based on 20,000 Leagues ...

Love isn’t just roses, chocolates, or long walks on the beach. In the ocean, romance takes on wild forms—tail-holding, ...

Second only in size to the blue whale, seeing a fin whale surface from the ocean's depths can leave you spellbound!

When you think of blood, the first colour that probably comes to mind is red. That’s true for most animals, including humans.

Strandings of these jellyfish-like animals, sometimes called "by-the-wind sailors," usually mean spring is coming ...

Looking for the best underwater games you can play? We've rounded up 10 of them right here, from the realistic to the utterly ...

A team of marine scientists has uncovered what appears to be a previously unknown species of sea squirt during a deep-sea ...