<p>Soon, starting Siri could be as simple as turning one's head. One new iOS 7 feature buried in the Accessibility settings enables an iDevice to recognize users' head movements, according to blog 9to5Mac. Swiveling your noggin to the right for instance, can activate the home button, as well as cycle through rows of apps. These movements can also be used to perform other tasks, like adjust volume or open the Notifications Center.</p><p>*Note: These third-party iOS 7 observations are based on developer builds and as such, are subject to change when the official consumer version arrives this fall.</p><p>NEXT: A panorama that spins</p><p><a href="http://money.cnn.com/gallery/technology/2013/07/01/7-beautiful-hidden-secrets-in-apple-ios-7.fortune/index.html">Keep reading...</a></p><p>Read also:</p><p><a href="http://money.cnn.com/gallery/technology/2013/07/01/7-beautiful-hidden-secrets-in-apple-ios-7.fortune/">Motion-sensing controls</a> (Fortune)</p><p>Explore: <a href="http://news.google.com/news/more?ncl=d4l_KXlzxcD4ETMKPWfGaHezZ3bLM&ned=us">3 additional articles.</a></p>