Consumer drones are all just slight variations on the quadcopter design … right? Well no, not any longer. The Falcon Mini is a two-propeller "bicopter" which is claimed to be nimbler ...

A quadcopter that can fly like an aerial drone, but also splash down into water and operate like a submersible, could be used for search and rescue missions or engineering inspections. Ben Chen at ...

Engineers at the University of Manchester have flown what they claim may be the biggest unmanned quadcopter drone yet built ... pieces of paper - that's the art of the possible." ...