We were amazed at this to-scale map we found on Tumblr depicting the Mariana Trench, the deepest part of the world's oceans. The trench is located in the Pacific Ocean near the Philippines.

Researchers have created a tiny, shape-shifting robot that swims, crawls, and glides freely in the deep sea. Developed by a team at the Beihang University in China, the robot operated at a depth ...

China live-streamed footage of its new manned submersible parked at the bottom of the Mariana Trench on Friday, part of a historic mission into the deepest underwater valley on the planet.