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	Podcast:		Unsung Science
	Episode:		Screaming Babies, Noise Canceling, and You
	Category:		Science & Medicine
	Duration:		00:43:38
	Publish Date:		2023-09-01 07:00:00
	Description:		In April 1978, MIT professor Amar Bose was flying home to Boston from Switzerland. But when he tried to listen to music through the airline’s headphones, he couldn’t hear a darned thing. He spent the rest of the flight doing acoustical math—and sketching out an idea for headphones that literally subtracted background noise from what you hear. Today, noise-canceling headphones are everywhere. But the revolution began with Amar Bose’s airplane sketches—and the 22-year, $50 million journey that led them to the ears on your head. Learn more about your ad choices. Visit megaphone.fm/adchoices
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