Hands up, who doesn't get just the teensiest bit nervous about going to the dentist? Not many of you, I'll wager. Dentophobia – fear of dentists and dental care – is one of the most common phobias, and it's the high-pitched whine of the dentist's drill that causes most anxiety. If this applies to you, take heart. You may soon be able to relax (or at least tune out the sound of the drill) and listen to music on your own MP3 player, connected to a noise-canceling device developed by Kings College London in conjunction with Brunel University and London South Bank University.
Read the full article: Noise-canceling device plugs into your MP3 player, removes sound of dental drill