50 quadrocopters take to Austria's skies for synchronized swarm (video)

50 quadrocopters take to Austria's skies for synchronized swarm

If AscTec's Hummingbird quadrocopters continue to fly around in your nightmares, you might not want to watch their latest video -- even if they resemble hypnotic robot fireworks. Ars Electronica Futurelab and Ascending Technologies teamed up for this latest show, programming 50 LED-equipped quadrocopters to frolic over the Danube last week. Watch them dance after the break.