Scientists discover a massive hidden ocean 400 miles down. This 6th ocean reservoir may hold 3x more water than the surface.

You may be hearing a lot lately about critical minerals and rare earth elements. These natural materials are essential to industry and modern technology – everything from cellphones to fighter jets.

Scientists now believe vast water reserves are hidden nearly 400 miles beneath Earth's surface, locked within rock. Lab experiments, earthquake data, and rare deep-formed diamonds suggest this 'wet' ...

As of 2026, more than 80% of the world’s oceans are still unmapped and unexplored. We know more about the face of the moon ...

I spent years preparing to dive into the deepest place on earth. Only a handful of people have traveled into the depths of the Mariana Trench, nearly 7 miles below the ocean surface. As a geologist ...

Bacteria hitchhiking on marine snow can dissolve its calcium carbonate ballast, slowing the particles’ descent.

More than 71% of Earth is covered by oceans, but about 95% of them remain unexplored. Only about 20% of the seafloor has been ...