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PastTense [soylentnews.org] writes:

"A team of computer scientists from the University of Michigan may have solved the mystery behind strange sounds heard by American diplomats in Havana, who later suffered a variety of medical disorders.

Professor Kevin Fu and members of the Security and Privacy Research Group at the University of Michigan say they have an explanation for what could have happened in Havana: two sources of ultrasound — such as listening devices — placed too close together could generate interference and provoke the intense sounds described by the victims."
http://www.miamiherald.com/news/nation-world/world/americas/cuba/article203221919.html [miamiherald.com]

Here is the technical report:
http://www.miamiherald.com/news/nation-world/world/americas/cuba/article203221919.html [miamiherald.com]

This is an update of previous stories here:
https://soylentnews.org/article.pl?sid=17/08/10/0214239 [soylentnews.org]
https://soylentnews.org/article.pl?sid=17/09/30/0056251 [soylentnews.org]
https://soylentnews.org/article.pl?sid=17/10/19/118245 [soylentnews.org]

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