Autonomous fighter aircraft AI completed 27 live intercepts using only passive infrared sensor data in Skunk Works' Have Heat ...

Infrared Search and Track (IRST) systems use passive infrared sensors to detect and track targets by their heat signatures—no radar emissions, no detection—and excel at spotting stealthy aircraft. But ...

As radar technology continues to advance, it offers an increasingly broad range of capabilities, making it a viable alternative to traditional passive infrared (PIR) sensors. With radar’s enhanced ...

Lockheed Martin’s vaunted F-22 air superiority fighter is set to receive a new passive threat-detection system meant to increase survivability. The military airframer received a $270 million contract ...