| USA TODAY In case you missed this news from last week, Boeing’s popular Boeing 737 hit a major milestone when the U.S. jetmaker delivered its 8,000th 737 to United Airlines. The 737 has been the world’s best-selling aircraft in the history of commercial aviation … Boeing Delivers the 8000th 737 to UALAmerican Machinist Boeing Makes History As It Delivers The 8000th 737 AircraftGizmodo India |