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

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.

A reanalysis of a 1919 study suggests that a separate illusion, the "horizon effect," played a bigger role in warping visual ...

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.

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 ...

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 ...

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?

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 ...