Boeing B-29 Superfortress: The Costly Bomber That Ended World War II
The Boeing B-29 Superfortress, a significant aircraft in World War II, played a crucial role in the strategic bombing campaign against Japan. Developed as a pressurized, long-range bomber, the B-29 was instrumental in delivering the atomic bombs on Hiroshima and Nagasaki. The aircraft was designed to carry ten tons of bombs and fly at high altitudes, equipped with advanced technology for its time. The B-29 program was the most expensive U.S. weapons program during the war, costing around $3 billion, surpassing the Manhattan Project's cost. Despite its technological advancements, the B-29 faced challenges, including engine overheating issues. 
