I absolutely love this guy’s work!
See more at http://www.simonstalenhag.se and http://simonstalenhag.tumblr.com/
( Via http://io9.com/concept-art-writing-prompt-a-boy-and-his-robot-vs-the-1157648617 and http://geekartgallery.blogspot.dk/2013/08/illustration-sci-fi-robots.html )