"To accelerate current weapons development timelines, DARPA is considering an alternative development paradigm to increase the nation's magazine depth and breadth."
On paper, many of the world's most famous weapons looked like reliable successes. In practice, desert sand, jungle humidity, and arctic cold often had other ideas. Systems that performed well in testing or early combat sometimes broke down once environmental stress became unavoidable. Here, 24/7 Wall St. is taking a closer look at how the environment, not enemy fire, can quietly expose limits that designers never fully anticipated.