The Mariana Trench, the deepest part of the world’s oceans, has long captivated scientists and explorers alike. Located in ...

The Mariana snailfish or hadal snailfish might hold the record for the deepest fish in existence. They are relatively small, ...

Researchers were looking for carbon-14 in hadal trench organisms to find out if organic material with elevated levels of bomb carbon from the surface had reached the depths of the oceans.

The Mariana Trench is more than 7 miles (11 kilometers) deep. Although it is a toxic environment, some creatures of the deep thrive there.

Deep-Sea Superpowers Meanwhile, other studies peered into the genetic makeup of fish and shrimp-like creatures in the hadal zone. In one, scientists collected samples using the Fendouzhe submersible ...

To what extent did the nuclear tests in the 20th century affect the planet? Evidently, even the creatures at the Mariana Trench have remnants of radioactive carbon in their muscles.

Tiny creatures in the Mariana Trench have high levels of industrial contamination. The new findings suggest that even Earth's most remote locales feel the effects of human beings.

Even deep-sea creatures can't escape pollutantsSurprising Levels of Pollution Found in the Depths of the Mariana Trench Even deep-sea creatures can’t escape pollutants ...

When Victor Vescovo’s submarine hit the floor of the Mariana Trench, it sent the sediment swirling. “At bottom,” the Texas businessman-turned-extreme-explorer said into his headset.

To test the performance of the robot in the Mariana Trench, the team attached it to a "lander" that dropped to the seabed, about 35,000 feet beneath the surface.

In Pacific Rim, our world is under constant threat of whatever emerges from the trench. In the real world, the residents of the Mariana Trench are less dangerous but just as interesting.