It’s been a spell since DroneDJ looked in on aerial DIY maestro, engineering whiz, and geek genius supremo Nicholas Rehm, who of late has been working new scientific magic developing a bodyless multi-rotor drone that uses 300% less battery power when the entire craft starts spinning like a detached helicopter blade – and remains aloft with two of its three motors shut down.
Sky’s the limit for Cuba’s plucky DIY drone makers
It’s a bird! It’s a plane! It’s… actually a sparrowhawk-shaped drone (screech and all). And it was built by a group of creative, driven Cuban engineers using scrap materials they rummaged up on the boycott-hobbled island nation.
