If you know how to sing or hum a song, but don't know the title or the artist performing it, you can use a midomi website which will help you find the the song.
As your most probably noticed, Pinterest is the newest social media craze, generating more traffic to other websites then LinkedIn, YouTube and Google+ combined!
If you don't like Google following your searches or you simply want to check how some search keywords rank on Google without the need to clear your cache and log off from Google account, then this is for you.
Awesome guys at Visual.ly just released a a free online tool that can visualize Google Analytics stats into a great looking report in a form of infographic in a matter of basically only a click.