I magine this: A small mapping drone is halfway through surveying a wildfire perimeter. Normally, it would have to break off, land, recharge, and then resume its mission — losing precious time. Instead, a larger “mothership” drone swoops in, hovers alongside, and transfers a fresh charge mid-air. The mapping drone never leaves its station. Mission saved. That’s the promise of drone-to-drone charging — aerial refueling for the age of autonomy. It’s a concept that could unlock

The concept of Beyond-Visual-Line-of-Sight (BVLOS) operations has been a pivotal topic in the evolution of drone technology. Initially,...