They knew that at any moment, German U-boats could descend upon them. Disaster struck at 4:15 p.m. The German UB-64 launched a torpedo that hit the vessel's starboard side and caused an explosion.

Germany changed the tactic during WWI via unrestricted submarine warfare, which meant that German U-boats could attack without warning any vessel it came across. Germany sank the civilian vessel ...

The study, published last week by Aston University researchers in the journal i-Perception, recreated one of the few solid ...

The original research, conducted in 1919 by Leo Blodgett, an MIT student, claimed that dazzle camouflage could mislead ...

During WWII, Germany built 1,162 destructive "U-boats," which is short for the German word "Unterseeboot," or undersea boat. By April 1917, 430 Allied and civilian vessels were sunk by German U-boats.

U-boats were very vulnerable ... did its awesome threat actually save lives? WW1: Why was the first German defeat in Africa? documentWW1: Why was the first German defeat in Africa?

Unlike traditional camouflage, which helps objects blend into their surroundings, dazzle camouflage used stark geometric patterns to try to confuse German U-boat captains’ perception of a ship ...

UC-97 became probably the only German submarine sunk within the continental United States. One of five U-boats turned over to the U.S. Navy for post-war study, she toured the Great Lakes as part ...

The sinking of the passenger liner Lusitania by a German U-boat helped to shatter that hope. Woodrow Wilson, 1918. Courtesy: Library of Congress Wilson demanded an apology from Germany and ...

Did you know? Winston Churchill claimed that the 'U-boat peril' was the only thing that ever really frightened him during WWII. This was when German submarines attacked the Atlantic lifeline to ...