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

No matter where you go on the planet, life seems to find a way to survive, even six miles below the surface of the ocean without any sunlight.

Learn more about the Hadal Trenches and the types of life that thrive in the deep.

Microplastics are so pervasive they have even been discovered in the deepest known part of the ocean: the Mariana Trench. While it has been long understood that microplastics exist on the surface of ...

KODIAK — For the team aboard the Okeanos Explorer off the coast of Alaska, exploring the mounds and craters of the sea floor along the Aleutian Islands is a chance to surface new knowledge about life ...

The newly discovered crustacean Dulcibella camanchaca is the first large, active predatory amphipod from the extreme depths of Atacama Trench. Credit: Johanna Weston, Woods Hole Oceanographic ...

The deep sea holds many secrets — including an estimated 200,000 barrels of nuclear waste dumped in the Atlantic by European ...

The state seismologists pointed out that the magnitude 7.4 earthquake that struck offshore Manay, Davao Oriental on Friday ...

a) Photograph of HV precipitates collected from the Shinkai Seep Field. b) Cross-polarized optical microscope images of precipitates in cross section. c,d) Scanning electron images showing layers ...

While it’s not helping fly the Millennium Falcon, marine biologists have discovered a new type of deep-sea coral in the western Pacific Ocean that bears a striking similarity to a certain beloved Star ...