Most famous of these is probably the toroidal propeller that made waves a while ago, mostly in the field of flying drones, but commercial toroidal boat props exist too. Test results of the ...

The incident occurred at Arizona’s Lake Pleasant around 11 a.m. on Friday when the girl was hit on the leg by a boat propeller as the watercraft was captained by her mother, who was reportedly ...

The official report into an accident which led to the death of a Fraserburgh skipper has concluded his boat propellor ...