Go behind the scenes aboard one of Britain’s most powerful and secretive war machines the Trident-armed nuclear submarine.

BREMERTON — The U.S. Coast Guard is enforcing 300-yard security zones around Trident nuclear submarines traveling through Northwest inland waters in response to a "real, credible and immediate ...

CBS. Written by Wilcox, Trident centers on a mysterious death aboard an American nuclear submarine that tests the mettle of the crew, the White House, the Pentagon and the CIA and causes a crisis ...

The primary role of the Vanguard-class submarines is to serve as a sea-based nuclear deterrent. Each submarine can carry up to 16 Trident II D5 missiles, which are equipped with multiple ...

LONDON — British lawmakers are seeking reassurances about the nation’s nuclear deterrent after reports that a test of the system failed dramatically last month when an unarmed missile crashed ...

BREMERTON — The Puget Sound Naval Shipyard has won a contract to convert two of the four oldest Bangor-based Trident ballistic missile submarines into cruise missile launchers. The sub ...

Brought on-stream in phases since 1994, the Trident system consists of four nuclear-powered Vanguard submarines at least one of which is on patrol at any given time. Each vessel can carry up to 16 ...

The new submarines will carry fewer nuclear missiles than their predecessors. Each will have launch tubes for 16 Trident D-5 missiles, for a grand total of 192 tubes spread out between the dozen ...

Each submarine at sea carries a significant portion of the survivable U.S. nuclear deterrent. The problem with launching an SLBM with a W76-2 is that it would reveal the submarine’s location.

Nuclear-Armed Trident II D5 missiles rest in 44-foot long missile tubes built into ballistic missile submarines quietly patrolling the undersea domain – to ensure security and peace.

A nuclear-capable Trident II missile test launched in the Atlantic off the coast of Florida on Jan. 30 reportedly splashed back down shortly after launching, according to Britain's The Sun newspaper.

China's nuclear submarine fleet has grown rapidly to more than a dozen boats, ... By comparison, US Navy Ohio-class SSBNs are each armed with 20 Trident II SLBMs, ...