Over his lifetime, Billy Causey was a saltwater aquarium store owner, an Aquanaut, the first superintendent of the nation’s largest marine sanctuary and the source of so much ire from some Florida ...

Causey was part of a four-person crew of scientists, including famous marine biologist Sylvia Earle, who lived in an underwater research facility in the Keys in the 1990s — Aquarius Reef Base.

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 ...

Today, scientists use saturation diving to study the ocean from the Aquarius Reef Base, a habitat 62 feet underwater off the Florida coast. For the Sealab aquanauts, living under the sea was an ...