Lockheed Martin’s F-35 is America’s most expensive weapons project. After fifteen years in development, the jet is still not ready for the fight the services expect. A confidential memorandum dated Aug 9 from Dr. Michael Gilmore, the Defense Department’s Director of Operational

The Pentagon’s Director of Operational Test and Evaluation has sent fresh shockwaves through the F-35 community. His memo to senior leaders says the Joint Strike Fighter remains far from its promised combat edge even though the U.S. Air Force just marked the

Early F-135 advocates promised a smooth learning curve. They said each production lot would cost less than the one before. Fresh data show the opposite. Unit prices still hover near $30 million, even though annual output has more than doubled since 2011. 

Foreign air forces that bought the F-35A woke up this week to a blunt statement from Major Gen. Jeffrey Harrigian, the U.S. Air Force officer who runs the program. He told Reuters on April 7 that engineers had started scoping a new