Posted on January 3, 2014November 19, 2017 by NGPSpatial Ultrasound An array of ultrasound loudspeakers make small objects have a New Years Day waltz in space. Happy New Year! Share this:Click to share on Twitter (Opens in new window)Click to share on LinkedIn (Opens in new window)Click to share on Pocket (Opens in new window)Click to email a link to a friend (Opens in new window)