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.
Daylight saving was first introduced by European countries during World War I, with much of the U.S. joining the party in 1918. The idea was that more hours of daylight would "conserve coal for the war effort.
In the previous part of this Photoshop tutorial we made the photo look dark as night. We will now continue by adding some light to one of the windows and placing a nice looking moon into the sky.