His derring-do and unusual lung capacity led him to make record-breaking dives of more than 200 feet into the Atlantic without wearing a scuba tank or fins.

Today’s spectacular, eye-popping documentary feature “Ocean with David Attenborough” only took 3-plus years, three directors, several ships, fearless divers, camera crews and the 99-year-old icon to ...

In the open ocean, a manta ray's path can seem deliberate, until, without warning, it slips beneath the surface and vanishes into the blue. Hours or days later, it reappears far from where it began.

Around a month after Shubhanshu Shukla became the first Indian to reach the International Space Station, India sent an aquanaut 5,000 metres deep into the ocean in a first-of-its-kind expedition ...

The marine biologists of the Schmidt Ocean Institute are a busy bunch. Over the last few years, scientists aboard the ...

For deep reef divers, descending into the ocean’s mesophotic layer can feel like exploring the moon. Discovering never-before-seen marine species is part of the mission. The deep diving team heads ...

Add Yahoo as a preferred source to see more of our stories on Google. A wild sea otter in the waters of Seward, Alaska near Kenai Fjords National Park in the Kenai ...

Will Smith is back to promote his new National Geographic series, “Pole to Pole.” It follows him on a thrilling journey from the North Pole to the South Pole as he explores different environments and ...

Scientists at China's Beihang University developed a tiny morphable robot to explore the ocean's depths — and it's now taken a dive into the Mariana Trench. The team successfully demonstrated that its ...

Sea otters forage in kelp forests for fish and marine invertebrates. They use a special underarm pouch to carry spare food to the surface. The otters use rocks to smash open hard shells. They have ...