Quadcopters are flying machines. Traditionally, that would mean you’d optimize the design for lightweight and minimum drag, and you’d do everything in a neat and tidy fashion. The thing is, brushless ...

You can readily buy all kinds of quadcopters off the shelf these days, but sometimes it’s more fun to build your own. [Michael Rechtin] did just that, with a hefty design of his own creation. The ...

University of Manchester engineers set themselves the task of building and flying the biggest quadcopter drone in history, and to keep things legal with aviation authorities, they made some ...