"Beautiful, unique, and valuable." Scientists stunned after making ghostly discovery deep inside 'underwater hotels': 'We can ...

A wildlife photographer has captured what are believed to be the first underwater images of the rare, elusive Ross seal.

The diving bell spider (Argyroneta aquatica) is the only spider species known to live almost entirely underwater. This is ...

A new, record-breaking blue hole has been discovered in Chetumal Bay off the coast of Mexico’s Yucatán Peninsula, plunging ...

Clouds, smoke and fog may darken the skies, but sediment, algae blooms and organic matter can turn day into night on the seafloor. That’s why an ...

Globally, toxic algal blooms are becoming more frequent and severe, fueled by a warming climate and nutrient runoff. While ...

Courtesy Underwater Parks Day celebrating marine protected areas (MPAs) will take place Saturday, January 17, 2026.  From ...

A luxury resort in the British Virgin Islands is home to the first underwater wine cellar in the Caribbean.

Arctic scientists have chosen Stepovoy Bay near Novaya Zemlya to host a 24/7 radiation monitoring station for the sunken ...