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A comment on DC police used sonic cannon to direct crowd flow during Women's March. Parent comment

Re:DC police used sonic cannon to direct crowd flow during W... by Sephr on Tuesday December 26, 2017 @09:53PM (#16012508)
The air pockets in your head will resonate quite effectively. The impedance mismatch in the air pockets can result in powerful vibrations. Your head isn't filled with 100% liquids and solids.
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Re:DC police used sonic cannon to direct crowd flow during W... by epmaybe on Wednesday December 27, 2017 @10:06AM (#16015092)
I am interested in investigating this further. Could you link me to any scientific articles that have explained how all this works?
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