One of the oldest airplanes in the U.S. Air Force has picked up a critical new mission: serve as a flying translator for two of the youngest planes. Although the F-22 Raptor and F-35 Joint Strike Fighter are among the most advanced fighter jets in the world, they have two different communications systems, which means they can’t communicate with each other. That’s why they need a third plane—the U-2 “Dragon Lady” spy plane—to help facilitate the conversation. (www.popularmechanics.com) 更多...
