Alta Devices says its gallium arsenide thin-film solar cells could provide virtually limitless power for unmanned aerial vehicles, while adding “practically no weight.”
A Swiss firm wants to change the negative image of flying robots by turning them into worker drones to build skyscrapers in a cheaper, more sustainable way.
Unmanned aircraft have changed the nature of warfare. Can they change field science, too?
In addition to thwarting the efforts of illegal poachers, the drones could also give the public a bird’s eye view of endangered animals.