When [Electron Impressions] used a powerful ultrasonic array to project a narrow beam of sound toward a target, he described ...
The channel’s latest video demonstrates a gun that shoots a narrow beam of soundwaves, along with its most striking property: ...
If you’re already worried about ads tracking your online whereabouts, here’s a new thing to freak out over: cross-device tracking that communicates using high-pitched audio frequencies. As reported by ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback