From the deep ocean floor to vast underground caverns beneath our feet, these places challenge our understanding of the world ...

The Pacific Ocean is home to some of the deepest points on the planet. In fact, four of the top six deepest spots in the world can be found in the Pacific. The Pacific's basin is uniquely low, which ...

Here’s what you’ll learn when you read this story: The Atacama Trench, located off the coast of Peru and Chile, is one of the deepest oceanic regions on our planet, and scientists think it could be an ...

While exploring the ocean in a deep-sea submersible, scientists say they discovered a flourishing ecosystem capable of ...

The ocean basins are so vast and deep that they hold about 97 percent of the Earth's water. Sea water that's trapped in ...

A Chinese submersible has discovered thousands of worms and mollusks nearly 10 kilometers (six miles) below sea level in the Mariana Trench, the deepest colony of creatures ever observed, a study ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Here’s what you’ll learn when you read this story: A manned submersible dove over 31,000 feet below sea ...

A human-occupied vehicle (HOV) probing the deep Pacific Ocean has cast a light upon a massive undersea 'metropolis'.

We know next to nothing about 99.999 percent of the seafloor. How one researcher plans to democratize deep-sea exploration.

A world-first study led by Museums Victoria Research Institute has revealed that beneath the cold, dark, pressurized world of the deep sea, marine life is far more globally connected than previously ...