As a Boeing 757 aircraft prepared to land, an audio alert started blaring in the cockpit: “Traffic on runway! Traffic on runway!” Seconds later, the same warning popped up on the navigation display.It prompted the pilot to abort the landing to avoid a possible collision. The alert was triggered by a smaller Gulfstream jet that was on the runway. This was not a real-world incident but a staged test flight of Honeywell’s new cockpit safety system designed to prevent incidents like a near-collision between a S ...