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	Podcast:		BrainStuff
	Episode:		Why does my hard drive make that churning sound?
	Category:		Science & Medicine
	Duration:		00:03:13
	Publish Date:		2014-06-20 13:00:00
	Description:		Inside the hard drive of many computers, a small arm moves across the face of the hard disk. Tune in to this podcast from HowStuffWorks.com to discover how the movement of this arm produces sound -- and why the arm must move to load files. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.
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