Drones tend to be quieter and make a more high-pitched buzzing noise than what's generated by the jet engines or propellers that drive planes and helicopters. But bigger drones can be louder, and the ...
The most devastating accident, and the one that caused the most concern for the safety of the SSJ-100, happened in May 2019 at Moscow’s Sheremetyevo airport (SVO). The Aeroflot flight with aircraft RA ...