Navy trying to harness marine life to detect man-made objects

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If various fish, shrimp and microbial organisms can sense and respond to the presence of foreign objects, they could potentially help the Navy’s ability to know what man-made objects are underneath the surface. At least, that’s the idea behind a Defense Advanced Research Projects Agency program called Persistent Aquatic Living Sensors, or PALS. It’s been going for a year and Larry Tender, a chemist with the Naval Research Laboratory, joined Federal Drive with Tom Temin for an update.

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