We’ve all been there—you’ve got a song stuck in your head, but you aren’t even sure what it is. As the melody floats around your brain, you might find yourself humming it. Do that with the YouTube app open, and you could instantly find out what it is. Google is testing a new feature that lets you hum a tune for a couple of seconds, and YouTube

Source: Hot Hardware – Google Is Testing Hum To Search Shazam-Like Music Feature To Help You Find Tunes