In 1939, a brand-new British submarine began its first test dive off the coast of England. What was meant to be a routine trial turned into disaster when water flooded inside, trapping more than 100 ...

For two decades, the Virginia class submarine has ruled the oceans with stealth, precision, and unmatched technology. As ...

Business Insider traveled with the Dutch Navy in the Arctic region to witness NATO operations. A reporter flew on the European-made NH90 helicopter, which specializes in anti-submarine warfare. This ...

A recent report reveals a 2019 US Navy SEAL mission in North Korea killed civilians and failed, raising oversight and ...

Norway struck a $13.5 billion deal with the UK to acquire Type 26 frigates specifically designed for anti-submarine warfare.

China is on the verge of becoming a world-class submarine power, with new technology and a bigger, better fleet that is gaining on the U.S. and its allies—spurring a new undersea arms race in the ...

The United States has deployed eight warships, several surveillance planes and one attack submarine to the region as tensions ...

Business Insider traveled with the Dutch Navy in the Arctic region to witness NATO operations. A reporter flew on the European-made NH90 helicopter, which specializes in anti-submarine warfare. This ...