You’re at a movie theatre and the kids behind you won’t stop babbling. Not a problem. You reach into your bag, whip out your trusty speech-jamming gun, whirl around in your seat and blast them. No ...

At its most basic, this gun could be used in libraries and other quiet spaces to stop people from speaking -- but its second application is a lot more chilling. Share on Facebook (opens in a new ...

Speech jammers were a meme a little while back. By feeding back delayed voice audio to a person’s ears, it makes it near-impossible for most people to speak, as our speech system runs on a continual ...