Gizmodo – “There’s a lot of fun and useful functions hidden away in that empty white bar. Getting Google to search the web for you is all well and good, but there’s a ton of functionality available through the simple-looking box on the world’s most-visited website. You could call these bonus features, or Easter eggs, or hidden tricks—but they’re all useful in your own way, and can be launched by heading to google.com.

Go through a breathing exercise – Find yourself worn down by the pressures of the day? Feeling the stress of everything you’ve got to handle? Type “breathing exercise” into the Google search box and you’ll be guided through a straightforward 1-minute breathing exercise right in your browser. There’s no accompanying audio, so don’t worry about disturbing anyone around you.”