![A drone flying in the sky](https://flightsafety.org/wp-content/uploads/2020/01/unmannedaircraft_dec19-jan20_drone-in-flight.jpg)
Most small drones flying near a Florida (U.S.) airport during a 30-day survey had not received approval from the U.S. Federal Aviation Administration (FAA), and more than one-third of them were above the maximum height allowed by law, according to a recently released study.1