The Columbia-class submarine is meant to replace America’s aging Ohio fleet and preserve the core of its nuclear deterrent.

ARLINGTON, Va. – The lead ship in the Navy’s new class of nuclear ballistic missile submarines will deploy in 2030, a service official said Thursday. Speaking at the annual Naval Submarine Symposium, ...

Indonesia is moving into a new phase of its submarine development plans as domestic construction of the first Scorpène ...

China has rapidly built up its submarine fleet by making a technological U-turn to produce boats the U.S. hasn’t built in more than 65 years. More than half of the estimated 66 submarines operated by ...

What You Need to Know: China’s rapid military modernization includes a significant nuclear submarine program, aiming to counter the U.S. and its allies in the Indo-Pacific. Historically, China’s ...