<http://schema.org/description>
"This story appears in shorter form at Nature News. In a field outside Budapest, Hungary, ten quadcopter drones are flying as a coordinated flock. They zip through the great outdoors, fly in formation, or even follow a leader. The little machines are the work of Hungarian scientists led by physicist Tamas Vicsek from Eotvos University&amp;hellip;"^^<http://www.w3.org/2001/XMLSchema#string>
<http://phenomena.nationalgeographic.com/2014/02/27/a-bird-like-flock-of-autonomous-drones/>