Grant’s parents named him Hiram but called him by his middle name, Ulysses, or “Lyss” for short. When he entered West Point in 1839, his name was mistakenly changed to U. Simpson. He then became known as U.S. Grant, rather than H.U. Grant, which stood for the initials for his given name, Hiram Ulysses.
Today I found out Super Glue was invented by accident, twice. Super Glue, also known as cyanoacrylate, was originally discovered in 1942 by Dr. Harry Coover, who by the way died last month on March 26th, 2011. Coover was attempting to make clear plastic gun sights to be put on guns used by Allied soldiers in WWII.