In "Dolphins Up Close with Bertie Gregory," the National Geographic explorer looks to the camera and says, "Any day you see a dolphin is a good day." And that was Gregory's main objective for his ...

While on an expedition in the South Atlantic Ocean, one tourist experienced a "playful" encounter with an elusive marine mammal. As People reported, the tourist kept their camera rolling after ...

The ocean is under increasing pressure. Everyday human activities, from shipping to oil and gas exploration to urban pollution, are affecting the marine environment. Extensive research shows how this ...