The gadget that lets you 'hear' with your tongue: Mouthguard could prove a ...

Daily MailThe gadget that lets you 'hear' with your tongue: Mouthguard could prove a ...Daily MailThe new device uses an earpiece that communicates, via wireless technology, with a plastic retainer in the mouth. This allows it to bypass the ear, sending signals to the brain via nerves on the tongue. These signals are then interpreted as sound. The ...