You might someday 'wallpaper' your bedroom with this loudspeaker - Science News for Students

This thin, flexible and lightweight loudspeaker could reduce noise in loud spaces. It also might enable listeners to experience sound in new ways.

3-D: Short for three-dimensional. This term is an adjective for something that has features that can be described in three dimensions  height, width and length.  acoustic: Having to do with sound or… [+5241 chars]

full article...