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DARPA Tests Advanced Chemical Sensors

Next-generation algorithms and sensors for detecting chemical threats put through their paces in SIGMA+ program. May hold promise for military use in development of large region scale chemical, biological, radiological, nuclear, and explosive threat threat detection networks. DARPA’s SIGMA program, which began in 2014, has demonstrated a city-scale capability for detecting radiological and nuclear threats

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New Color-Changing Materials Discovered for Chemical Threat Detection

ABERDEEN PROVING GROUND, Md. — A plume of unidentified smoke fills the air ahead of ground units on the battlefield. Immediately, a gray drone deploys, navigating the atmosphere to investigate the plume. As the drone returns, it”s no longer gray. It”s orange. That color change is due to a new coating on the drone that,