Who invented the theremin?
The theremin was invented in 1920 by Russian physicist Léon Theremin while he was researching sensors that detect motion.
Reference: Guinness World Records
More facts about world records.
The theremin was invented in 1920 by Russian physicist Léon Theremin while he was researching sensors that detect motion.
A musical saw is a handsaw bent into an S-curve and played with a bow.
What is the hottest place on Earth? El Azizia in Libya recorded a temperature of 136 degrees Fahrenheit (57.8 Celsius) on Sept. 13, 1922 the hottest ever measured. In Death Valley, it got up to 134 Fahrenheit on July 10, 1913.