Really Fast: The Soviet-era Alfa-class submarine was a groundbreaking, high-performance vessel that demonstrated Russian submarine innovation. Built with a titanium hull and powered by a ...

Despite its impressive nature, the Lira-class was in no real way a strategic game-changer for the Soviets in their bid to defeat the West—and its costs were immense. During the Cold War, many radical ...

Key Points - The Soviet Union's Alfa-class (Project 705 Lira) submarine, introduced in 1971, was a revolutionary hunter-killer boat designed for high-speed interception. -Its two key innovations were ...

In 1989, the Komsomolets sank off the Norwegian coast. Four years later, the BBC reported on plans to seal in its torpedoes' toxic plutonium.

Summary and Key Points: Built under Project 661 "Anchar," the K-222 (Papa-class) remains the fastest submarine in history, hitting a record 44.7 knots submerged. -Designed as a "carrier killer" to ...