Anyone who uses a good music streaming service knows that feeling: You’re humming along to your favorites when suddenly a song pops up that you’ve never heard before…and it’s instantly your new jam. But how do they know? Spoiler alert: it's an algorithm! » Subscribe to NBC News: » Watch more NBC video: NBC News is a leading source of global news and information. Here you will find clips from NBC Nightly News, Meet The Press, and original digital videos. Subscribe to our channel for news stories, technology, politics, health, entertainment, science, business, and exclusive NBC investigations. Connect with NBC News Online! Visit NBCNews.Com: Find NBC News on Facebook: Follow NBC News on Twitter: Follow NBC News on Google+: Follow NBC News on Instagram: Follow NBC News on Pinterest: Your New Favorite Song Has Been Chosen By An Algorithm | Mach | NBC News

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