[HN Gopher] MIT engineers build a battery-free, wireless underwa...
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       MIT engineers build a battery-free, wireless underwater camera
        
       Author : kungfudoi
       Score  : 4 points
       Date   : 2022-10-08 21:29 UTC (1 hours ago)
        
 (HTM) web link (news.mit.edu)
 (TXT) w3m dump (news.mit.edu)
        
       | gepeake wrote:
       | Sonar is a likely cause for whales beaching themselves, using
       | sound to transmit the image data underwater may do more harm than
       | good.
        
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       (page generated 2022-10-08 23:01 UTC)