A sonar image shows the intact and cigar-shaped U87 German submarine lying on the seabed A German U-boat sunk on Christmas Day 1917 has been pictured for the first time using sonar imaging technology.

On the afternoon of December 13, 1917, the HMS Stephen Furness was sailing through the northern Irish Sea on its way to ...

The SS Hartdale was sunk by a German U-boat in 1915 and its final resting place had long been unknown. Australian navy divers have suffered minor injuries from a sonar pulse by a Chinese navy vessel.

U-boat commander Fritz Julius Lemp had mistaken ... says the Athenia's hull is visible in sonar data acquired by the Geological Survey of Ireland. It is split in the aft section where the torpedo ...

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On May 10th, 1945, all the German U-boats were told to surrender. The U249, which was the first German U-boat to arrive in UK waters, came into Weymouth Bay and surrendered. The commanding officer ...