Turn your old plastic bottles into a functional drone propeller with our simple DIY guide. Learn how to create a unique drone pankha that’s both cost-effective and innovative!

So, it is reported that the fairly large drone is assembled from plywood, which, it seems, has been lined with dense polyethylene, the fuel tank is made of 5-liter bottle, the tail is a water pipe, ...

Boxes of tiny plastic propellers sit on the floor and wall shelves are stacked with carbon-fiber frames. This is the workshop for a secret drone-making operation. It turns out about 100 attack ...