A vast orbital megastructure circles Earth in a vision of planet-scale engineering, as this documentary explores bold sci-fi ...

From the mystery of the lost city of Atlantis to the tale of Sleeping Beauty, we seek out locations around the world steeped in myths and legends that are sure to capture your imagination.

Scientists on the AKMA3 ocean expedition discovered an exceptional underwater feature consisting of a mud volcano in the ...

The Bureau of Ocean Energy Management is evaluating whether to hold a first-of-its-kind lease sale for seabed mineral development in federal waters off Alaska, and seeking information and input to ...

A giant underwater canyon system in the Atlantic appears to have formed through tectonic forces rather than erosion.