A new acoustic levitation technique combines sound waves and electric charge to control multiple particles without physical ...

Sound is usually something we hear, not something we touch. But researchers at Virginia Tech have found a way to turn acoustic waves into invisible “hands” that can grab, move, and guide tiny objects ...

Acoustic waves can move objects like tiny hands. Zhenhua Tian’s team has devised new tools for this task in work published in ...

Acoustic waves are best known as the invisible delivery agents bringing voices, car horns, or our favorite song to our ears. But the waves can also ...