By Esther Inglis-Arkell

The sinking of the RMS Titanic in 1912 shocked the world and inspired countless movies. But there was one scientist who was inspired to come up with something no modern ship would be without: sonar.

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Source:: http://feeds.gawker.com/~r/gizmodo/full/~3/6-D9nO0lhHE/the-sinking-of-the-titanic-inspired-countless-movies-an-1744576193