The memorial event was held near the former site of the Chosei coal mine and was attended by about 450 people.

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 seafloor.

Photos and videos available here – with more to follow Activists from Greenpeace UK have taken hammers to an ‘exhibition’ ...

Deep sea mining. Human colonies on the ocean floor ... The documentary's pioneer underwater cinematography was captivating. But Bond's vision was more significant than just visiting deep waters ...

The Jiaolong (Flood Dragon) and Shenhai Yongshi (Deep ... reconnaissance, and underwater mine detection and even commercial offshore oil and gas exploration, underwater archaeology, and salvage ...

Never again will the country be underwater with energy, he vows ... Meanwhile, China, the world's largest global oil importer, continues to flood global markets with cheap battery and solar components ...