Bayesian search theory (http://en.wikipedia.org/wiki/Bayesian_search_theory) was applied by a company called Metron (http://www.sarapp.com/about_us.html) to help recover the flight recorders in the Air France Flight 447 disaster of 2009 (http://en.wikipedia.org/wiki/Air_France_Flight_447). Read more at: https://www.informs.org/ORMS-Today/Public-Articles/August-Volume-38-Number-4/In-Search-of-Air-France-Flight-447