Beneath the land surface of the Bahamas, the underwater caves known as blue holes stretch for hundreds of miles in all directions. Today, these labyrinthine passages host a variety of tiny sea ...

Now, we continue our story from Radio Diaries about the Navy's Sealab program. As we heard elsewhere on today's show, back in the 1960s, the Navy built a series of underwater habitats under the ...

One UK-based company is working on creating underwater habitats for long-term human sea exploration. "We took a step back and recognised that the ocean, and particularly beneath the surface of the ...

He adjusts his mask, swallows a big breath of air and then dives into the sea. And he won’t come ... In the film, he gracefully navigates underwater caves and leaps off rocks and coral as ...

but the recent combination of advances in underwater-mining technologies and steep increases in the value of gold and other precious metals has triggered an aggressive push to mine the deep ocean ...

This natural phenomenon occurs when sunlight passes through a small underwater opening and reflects off the sea bed, creating an ethereal blue light. Visitors can take small boats into the cave ...

One UK-based company is working on creating underwater habitats for long-term human sea exploration. "We took a step back and recognised that the ocean, and particularly beneath the surface of the ...