Who invented the theremin?
The theremin was invented in 1920 by Russian physicist Léon Theremin while he was researching sensors that detect motion.
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- What is the largest musical instrument in the world?
“The Great Stalacpipe Organ is the world's largest musical instrument.”
Reference: Guinness World Records
More world record facts.
More world record facts
What is the Great Stalacpipe Organ?
The Great Stalacpipe Organ in Luray Caverns, Virginia, makes music by tapping ancient stalactites, and Leland Sprinkle spent three years building it.
Hottest place on Earth
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.