America's national security relies in part on the U.S. Navy's nuclear-powered submarines, which can operate more than 800 ...
TOKYO -- The world's deepest-diving submarine has disappeared in the choppy Pacific Ocean off Japan, a setback to deep-sea research on everything from earthquakes to rare bacteria. Kaiko, a bright ...
The world's deepest-diving submarine has disappeared in the choppy Pacific Ocean off Japan, a blow to deep-sea research on everything from earthquakes to rare bacteria, an official said Monday. Kaiko, ...