We reacted to just how deep the ocean really is, from scuba diving depths to shipwrecks and beyond. The scale is insane and of course, we had plenty of laughs along the way.

Some countries, including the U.S., want to mine the seafloor for rare earth elements used in smartphones and electric cars. But other nations are concerned about the environmental impact. Sponsor ...

Bottom dwellers have never been more spectacular. In a tiny, high-tech submersible sunk deeper than the height of Mount Everest, scientists have discovered a flourishing ecosystem some 30,000 feet ...