Fine-tuned acoustic waves can knock drones out of the sky Posted by m1guelpf on Saturday May 10, 2025 @01:08PM from the economist.com dept. https://www.economist.com/science-and-technology/2025/02/05/fine-tuned-acoustic-waves-can-knock-drones-out-of-the-sky ( 3 comments | 4 points | on HN )
> 25cm
almost safe distance from shrapnel!