Who invented the theremin?
The theremin was invented in 1920 by Russian physicist Léon Theremin while he was researching sensors that detect motion.
Reference: Waterphone
The theremin was invented in 1920 by Russian physicist Léon Theremin while he was researching sensors that detect motion.
Richard Waters invented the waterphone in the 1960s and patented it in 1975.
Didgeridoo players use circular breathing, inhaling through the nose while pushing air out of the mouth, to play a continuous sound without stopping.