http://www.anl.gov/articles/no-magic-show-real-world-levitation-inspire-better-pharmaceuticals

Scientists at Argonne National Laboratory have discovered a way to use sound waves to levitate individual droplets of solutions containing different pharmaceuticals. While the connection between levitation and drug development may not be immediately apparent, a special relationship emerges at the molecular level. Read more: http://www.anl.gov/articles/no-magic-show-real-world-levitation-inspire-better-pharmaceuticals For those interested: the background song is "In Motion" (DeWolfe Music).