Some aircraft are autonomous unmanned helicopters and a few of them are small enough to carry in one hand and allow one to put a camera in the sky anywhere, anytime.
According to the FAA, drone hobbyists should fly no higher than 400 feet, stay clear of stadiums and people, and avoid flying within five miles of airports. During wildfires and other emergencies, the FAA imposes temporary restrictions. Why do these drone keep threatening the public safety?
Drones getting in the way of emergency responders http://news.yahoo.com/drones-getting-way-first-responders-051007223.html...
Watch a crafty fisherman reel in a drone http://ti.me/1L2Bat6
Video: Kentucky drone only hovered for about 22 seconds before being shot down http://arstechnica.com/?p=721005