Arthur Truman was a male Human scientist in the 20th century. He was born on October 31, 1912, and attended California Institute of Technology, graduating in 1934 with doctorates in chemistry, physics and nuclear medicine. Truman worked on the Manhattan Project under Robert Oppenheimer during World War II, working out of London while holding a commission with the United States Army Air Corps. His wife, whom he had married in 1942, was killed during a bombing raid in 1944, one year after accepting his commission.