Guarding giants with tiny protectors

How do you build an infrared (IR) camera that is small enough to fit on a mini-unmanned aerial vehicle (UAV) without cryogenic cooling? Call in the nanobots.

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<p><a href="http://www.physorg.com/news7482.html">Guarding giants with tiny protectors</a></p> <p>How do you build an infrared (IR) camera that is small enough to fit on a mini-unmanned aerial vehicle (UAV) without cryogenic cooling? Call in the nanobots.</p>