The deep sea refers to the part of the ocean below 200 meters (656 ft.), at which light begins to disappear. Despite making ...

New research shows how deep-sea fish evolved unique body shapes depending on depth and habitat, revealing surprising ...

What's at the bottom of the Mariana Trench, and how do we know? How deep does the ocean go? We'll answer these questions and more in this deep dive into the world's oceans. Come on in: The water's ...

Fish species living in the deep sea feature a surprisingly large range of body shapes that evolved in different ways and at ...

The second expedition took researchers to the Southern Ocean’s Bellingshausen Sea, off West Antarctica. The team was the ...

What if the answer to the world’s growing water crisis was hidden in the depths of the ocean? For decades, the idea of turning seawater into drinkable freshwater has been plagued by high costs, ...

A groundbreaking study in the journal Science, has unveiled how deep ocean currents—known as global overturning circulation—play a pivotal role in shaping the diversity and function of microbial life ...

Drilling for minerals deep in the ocean could have immense consequences on the tiny animals at the core of the vast ocean food web — and ultimately affect fisheries and the food we find on our plates.

At the bottom of the ocean, where metal-rich hydrothermal vents exhale poison, a bright yellow worm has mastered an ...