It's 7:30 p.m., the sun has been down for about an hour, and I'm getting ready to plunge into the inky black water of the Great Barrier Reef. Below me is a group of hungry whitetip reef sharks, ...
Scientists scuba diving at night in Palau found a “cryptic” sea creature with 17 arms and discovered a new species, a study said. Photo from Chen Irene via Unsplash Swimming through the shadowy waters ...