Micro-machines are go: The U.S. military drones that are so small they even look like insects

http://www.dailymail.co.uk/sciencetech/article-2013802/U-S-military-drones-small-look-like-insects.html

They look like children's toys that are left discarded in wardrobes around the world.
But these innocent-looking devices are actually some of the most sophisticated drones on the planet.
The U.S. Air Force is developing the miniature spy craft with the goal of making them so small that they resemble birds and even insects.

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http://www.dailymail.co.uk/sciencetech/article-2013802/U-S-military-drones-small-look-like-insects.html