So it makes sense that by having a larger spleen, Bajau people have a genetic advantage when swimming ... people remain underwater, but some claim to have been under the sea for as long as 13 ...

From above, the sharks seemed to be swimming in synchrony ... in Plastic," 1st Place, Underwater Conservation category; High Springs, Florida Kimber Greenwood - Ocean Art Photography Contest ...

Competitive swimmers know that swimming underwater causes less drag resistance ... minimises wasted energy on long journeys. Whales and sea turtles, for example, often travel thousands of miles ...

In one harrowing moment, Carpenter's air supply kinked, forcing him to make a desperate swim back ... to study the ocean from the Aquarius Reef Base, a habitat 62 feet underwater off the Florida ...

The image took Honorable Mention in the Cold Water category of the 13th Annual Ocean Art Underwater Photo Contest. This year’s contest garnered thousands of entries from more than 90 countries.

and a swim. 🌊 Day 120! Mission Accomplished! 🎉 The Living Underwater Challenge is complete! Thank you for being part of this journey in showcasing the future of ocean habitation. 🌍💙 ...

While NASA was trying to put a man on the moon, the Navy was quietly conducting a series of tests to see if humans could live and work on the deep... The Navy's experimental underwater habitat ...