A test launch of the UK’s Trident nuclear missile has failed for the second time in a row, crashing back into the ocean almost immediately after being launched, a source has revealed. The launch was ...

A test of Britain's nuclear deterrent system ended in failure for the second time. The incident involved a $70 million Trident missile that both the US and UK have in their arsenal. Their high price ...

A British nuclear missile test launch failed at a site off the coast of Florida, marking the second time in eight years that the country’s Trident 2 ballistic missiles have malfunctioned during trials ...

London — Britain's Defense Secretary Grant Shapps sought to reassure U.K. lawmakers Wednesday that the country's nuclear deterrent weapons program was functional and ready to be called upon if needed ...

The British government was accused on Sunday of covering up a failed test of its nuclear weapons deterrent last year, just weeks before lawmakers voted to renew the system. Prime Minister Theresa May ...

HMS Vanguard is the lead boat of a four-strong class of Trident-armed SSBNs whose role is to provide the UK's strategic nuclear deterrent. (UK MoD) The test firing of an unarmed Trident II D5 missile ...

TWO TRIDENTS: With the Aug. 25 launch of two Trident II D5 Fleet Ballistic Missiles (FMBs), the U.S. Navy is celebrating 124 consecutive successful test launches since 1989. It is a record Trident II ...