Submarines are among the most advanced and mysterious machines ever built. Designed to operate beneath the surface of the sea ...

China's submarine force has typically focused on patrolling the shallow littoral waters of the South China Sea, but its new ...

President Donald Trump botched a softball question about the space race during a friendly sit-down with Fox Business. After ...

Although the deep seas and space seem like opposites, there are actually enough similarities between them that their study ...

One of the youngest Los Angeles-class nuclear attack submarines will be inactivated after waiting more than a decade for an ...

Historic submarines are surprisingly similar to those deployed by today's Navy and can provide an unprecedented look into ...

Add Yahoo as a preferred source to see more of our stories on Google. The Ohio-class ballistic missile submarine USS Tennessee returns to Naval Submarine Base Kings Bay, Georgia, on February 6, 2013. ...

Add Yahoo as a preferred source to see more of our stories on Google. China's submarine fleet is improving, making advancements in stealth. In a war, China's subs could put up a tough fight in the ...

Submarines are not disappearing from the North Atlantic battlespace, but they are likely to operate with less freedom than in ...

The Navy is canceling the troubled USS Boise submarine overhaul after costs neared $3 billion, redirecting resources to newer ...

The origin of the force is dated to the April 11, 1900, purchase of the USS Holland. Today the U.S. counts nearly 70 ...

Russia deployed three submarines to spy on the UK’s critical undersea pipelines in the northern Atlantic, British officials ...