For over a decade, this image-based technique has helped people switch off their busy brains and fall asleep at night. How exactly does it play upon the mind?

The eight-foot-long underwater robot called Remus 300 dropped into the Atlantic Ocean 16 miles off Cape Hatteras, North ...

A lot of past research has used flawed methodology to estimate current coastal water levels, according to a new study ...

With growing interest in mining critical metals from the seafloor, countries are now negotiating international rules. The Trump administration is forging ahead on its own, speeding up environmental ...

Those bizarre sea creatures that light up like carnival rides are actually ctenophores, which have an ancient brainlike structure.