How a Flock of Drones Developed Collective Intelligence
b"The drones rise all at once, 30 strong, the domes of light on their undercarriages glowing 30 different hues\\u2014like luminescent candy sprinkles against the gray, dusky sky. Then they pause, suspended in the air. And after a couple seconds of hovering, they begin to move as one. As the newly-formed flock migrates, its members\\u2019 luminous underbellies all change to the same color: green. They've decided to head east.\\nLearn more about your ad choices. Visit podcastchoices.com/adchoices"