Abstract: Propeller failure is a major cause of multirotor unmanned aerial vehicles (UAVs) crashes. While conventional multirotor systems struggle to address this issue due to underactuation, ...

Abstract: This letter addresses the design of a global saturated trajectory tracking controller for a quadcopter in the presence of external disturbances. The proposed control law guarantees that (i) ...

Pro-Palestine musician Yusuf Islam (Cat Stevens) has been forced to cancel his book tour in North America in October after he was not granted a visa for the US in time. The iconic singer waited months ...

BMW of North America has issued a recall that affects 145,102 vehicles produced for the United States market. According to documents filed with the National Highway Traffic Safety Administration, the ...

If you click on links we provide, we may receive compensation. We sorted our picks into mini lists for each age group Amazon (4) When the days of playing outside are over, it doesn’t take long for ...

The 2.4-kg (5.3-lb) quadcopter is equipped with friction-based shock absorbers in its landing gear, which dissipate kinetic energy without creating a rebound effect. There's more to the copter than ...