Yesterday's Submarine Science Fiction + DARPA

Curious "fine print" of America's strategic insurance policy by Michael L. McHugh, Captain, U.S. Navy .

What is the Debye–Falkenhagen Effect? The increase in conductivity of an electrolyte solution, such as an ocean, when the applied voltage has a very high frequency is known as Debye-Falkenhagen effect.[1]

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Investigation of the Debye Effect for Submarine Detection Navy SBIR 2010.1 - Topic N101-037 Opens: December 10, 2009 - Closes: January 13, 2010

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The new SOSUS? Navy using optical sonar sensors to enhance submarine detection and alleviate maintenance problems - WOODLAND HILLS, Calif. — Sonar experts from the Northrop Grumman Navigation Systems Division in Woodland Hills, Calif., envision a vast ocean-floor optical sensor array that can detect and track some of the world's quietest submarines through minute phase shifts of light.

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Submarine Detection From Space: A Study of Russian Capabilities.
Bulletin of the Atomic Scientists September 01, 1994 Marsh, Gerald E.

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Finally, in what may be the simplest and submarine dection process, Novel Approach to Anti-Submarine Warfare - AUNs. So, are Iran's subs really as undetectable, as some 'experts' say? Our DoD will be the ultimate judge.

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Submarines are always silent and strange.