The Survivalist News

Infrared Search and Track Systems (IRST) and the Future of the US Fighter Force (I’m no expert in this area, but I’ve always wondered how stealth aircraft would defeat IRST when their skins heat up due to friction and stand out against the cold sky. And yes, I know there are ways to reduce heat as in the SR-71, but it seems difficult to eliminate completely).

http://foxtrotalpha.jalopnik.com/infrared-search-and-track-systems-and-the-future-of-the-1691441747

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