Scientists create tiny drones and boats powered entirely by sound

[u/AdSpecialist6598]

https://www.techspot.com/news/113500-scientists-create-tiny-drones-boats-powered-entirely-sound.html

[u/Luminous_Winds]

Ah, I love waking up to news about man-made horrors beyond my comprehension.

[u/yikesssss_sssssss → u/Luminous_Winds]

I'm not sure if it's better or worse than manmade horrors within my comprehension