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

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 ecological haven. A new study describes a four ...

Amazingly, these trenches lie at depths greater than the height of Mount Everest, Earth's tallest peak. The deepest one reaches 9,533 metres (31,276 feet) below the ocean surface in the ...

The ocean covers more than 70 percent of the Earth's surface. Considering how vast it is, scientists know relatively little ...

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 ...

In the darkest depths of the ocean, the eerie and elusive telescope fish thrives with alien-like eyes, extendable jaws, and a ...

The world's oceans are racing towards their tipping point with every region now under threat from the triple planetary crisis ...

NEW YORK (AP) — An underwater voyage has revealed a network of creatures thriving at the bottom of deep-sea ocean trenches. In these extreme environments, the crushing pressure, scant food and lack of ...

The renowned environmentalist and marine biologist urged fast action on climate change at the TIME 100 Climate Leadership ...