Add Yahoo as a preferred source to see more of our stories on Google. Just as Earth’s land surface has enormous peaks and valleys, the oceanic world has similarly varied topography. Perhaps the most ...

The Mariana Trench, the deepest part of the world’s oceans, has long captivated scientists and explorers alike. Located in the western Pacific Ocean, this mysterious underwater canyon reaches depths ...

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 ...

There are places on this earth that seem as if they are out of this world, such as vast deserts, mountain ranges, and polar ice caps. However, nothing can really compare to what is beneath the surface ...

Eleven years ago, Academy Award-winning filmmaker James Cameron surprised the world by taking a submersible he had secretly built, Deepsea Challenger, 35,787 feet down to Challenger Deep, the lowest ...

(CNN) — Just as Earth’s land surface has enormous peaks and valleys, the oceanic world has similarly varied topography. Perhaps the most intriguing of these features is the Mariana Trench — a chasm in ...