Italian archaeologists say that they've found an Iberian-style helmet from between the 15th and 17th centuries. The helmet had been covered in concretions.

Time, water, and geologic forces have converged to create underwater sinkholes where oxygen ... and gypsum bedrock — rock that was formed from the remains of saltwater seas that once covered ...

Could lumpy metallic rocks in the deepest ... Pacific due to the damage it could do to delicate, deep sea ecosystems," the ...

Images of an underwater sculpture near Thailand's Koh Tao island have been shared around the world in social media posts that falsely claimed it may be "centuries-old and linked to an ancient ...

Off the coast of American Samoa, an active underwater volcano towers above the ... “While we’re here, can we zoom on that ...

The rocks are also underwater sometimes and the waves can ... I can only assume that she was on the path under the sea wall and somehow fell. 'I have heard of people getting stuck in the rocks ...

CAIRO (AP) — A recreational submarine taking 45 tourists on an underwater cruise of coral reefs in the Red Sea sank off the ...