Sound Waves are Powerful
Japanese researchers recently used a phased array of Loudspeakers to not only levitate small objects, but move them around too at frequency 40kHz.
Video documentation:
https://www.youtube.com/watch?v=odJxJRAxdFU
1st Fully Functional 3-D Printed Loudspeaker
The 1st Fully Functional 3-D Printed Loudspeaker.
Pretty cool!
http://www.news.cornell.edu/stories/2013/12/fully-functional-loudspeaker-3-d-printed
Death of the Home Stereo System
Could this be the Death of the Home Stereo System as we know it?
Article:
http://edition.cnn.com/2013/09/27/tech/innovation/death-stereo-system/index.html
