A new soundproofing material (fluffy white disk, right image) that mimics the structure of owl skin and feathers reduced the rumble of a car engine more than a traditional felt fiber soundproofing ...
Owl-inspired innovations can reduce noise by as much as 10 decibels, similar to the difference in noise between a passing truck and a passing car. Ed MacKerrow / In Light Of Nature Every owl fancier ...
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