Key Points and Summary – With a second B-21 now flying, the Air Force and Northrop Grumman are leaning hard into cost control and production discipline to avoid F-35-style overruns. -The Raider’s ...

In reality, no one—not even paleontologists—can say for certain what dinosaurs sounded like, though there have been plenty of guesses. The mystery has fueled decades of research, and, for Courtney ...