The Mariana Trench is the deepest ocean trench in the world, located in the Pacific Ocean. Learn about its depth, location, ...

There’s a reason why the idea of aliens living at the bottom of the sea keeps popping up in popular culture. Many of us are ...

The world's oceans are big and dark and deep. They cover approximately 70% of the planet’s surface and contain a huge portion of Earth’s biodiversity. If you want to find some of the weirdest ...

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 ...

Kathy Sullivan, an American geologist, has made history again. This past week, she became the first woman to reach Challenger Deep - that's the deepest point on the surface of the Earth. It's in the ...