Comments on: Array of piezoelectric transducers offers long-distance, low-power underwater communication https://lifeboat.com/blog/2023/09/array-of-piezoelectric-transducers-offers-long-distance-low-power-underwater-communication Safeguarding Humanity Sat, 09 Sep 2023 15:24:02 +0000 hourly 1 https://wordpress.org/?v=6.6.2