The R-27 Mod 3 missile will play a key role in the K-219's accident. This submarine-launched ballistic missile was first introduced in 1967, the same year as the K-219's launch, and was deployed ...

North Korea launched a new “Korean-style tactical nuclear attack submarine” on Wednesday, according to the state-run Korean Central News Agency (KCNA), during a ceremony attended the country ...

“Submarine caves are a treasure trove of useful substances that have yet to be known,” Ise said. PITCH-DARK EVEN IN DAY Expeditions inside submarine caves carry a constant element of danger.

The reported sinking of a Chinese nuclear-powered submarine at a Wuhan shipyard highlights the difficulties Beijing faces in building an advanced oceangoing navy that can challenge U.S. maritime ...

The submarine in question appeared to be 83 to 85 meters (272 to 279 feet) long, compared to the 77-meter-long Yuan class, according to Shugart's analysis.

North Korea said on Friday that its first submarine capable of launching nuclear missiles was now operational, a development that would give the country a new, harder-to-detect means of launching ...

What You Need to Know: India’s first nuclear-powered submarine, INS Arihant, suffered significant damage in 2018 when a crew member left the rear hatch open, allowing seawater to flood the ...