Attack of the drones: the mystery of disappearing swarms in the US midwest, Drones (non-military)
When groups of sinister drones began hovering over homes in America’s Midwest, the FBI, US Air Force and 16 police forces set up a task force. But the drones vanished. Did they even exist? Amelia Tait investigates
The US plans to launch swarms of attack drones from robo-submarines
Mystery as large 'creepy' drones swarm over Colorado and Nebraska each night leaving cops and FAA baffled – The Sun
Colorado drone mystery sightings finally might be solved, Military
Think One Military Drone is Bad? Drone Swarms Are Terrifyingly Difficult to Stop
Colorado drone mystery sightings finally might be solved, Military
Mystery as large 'creepy' drones swarm over Colorado and Nebraska each night leaving cops and FAA baffled – The Sun
Attack of the drones: the mystery of disappearing swarms in the US midwest, Drones (non-military)
Mysterious drone swarms flying at night are baffling US authorities
Colorado drone mystery sightings finally might be solved, Military
US wants first drones that can kill people truly independently
List of unmanned aerial vehicles - Wikipedia
Mystery as large 'creepy' drones swarm over Colorado and Nebraska each night leaving cops and FAA baffled – The Sun
List of unmanned aerial vehicles - Wikipedia
Countering Swarms: Strategic Considerations and Opportunities in Drone Warfare > National Defense University Press > News Article View
