Soldiers have a futuristic new way to find snipers. A new DARPA-funded smartphone app analyzes the sounds and shockwaves from bullets to determine the source of gunfire. Researchers at Vanderbilt University created the app for law enforcement professionals, not civilians--so stay away from gunfights, and don't try to film them with your cell phone. How it works: Sensitive microphones inside a palm-sized external sensor box pick up the sound and atmospheric wake from a bullet. Then the sensor box...
Soldiers have a futuristic new way to find snipers. A new DARPA-funded smartphone app analyzes the sounds and shockwaves from bullets to determine the source of gunfire. Researchers at Vanderbilt University created the app for law enforcement professionals, not civilians--so stay away from gunfights, and don't try to film them with your cell phone. How it works: Sensitive microphones inside a palm-sized external sensor box pick up the sound and atmospheric wake from a bullet. Then the sensor box...
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