Ultrasonic speaker lets you whisper to people 30 metres away
A word in your shell-likePhotoAlto/Odilon Dimier/GettyBy Matt ReynoldsWant to hear a secret? Stand back! An experimental device lets you whisper in the ear of someone up to 30 metres away. The wearable tech uses ultrasound to beam a speaker’s words directly to a targeted individual without anyone else overhearing what is being said. The only snag is...
I regard the brain as a computer which will stop working when its component fail. There is no heaven or afterlife for broken-down computers. That is a fairy story for people afraid of the dark