It’s Google in black!
Well not really, it’s just a search engine with the purpose of saving energy while displaying a color (black) which [according to them] consume less power than bright white.
Go ahead, check it out for yourself. I don’t remember where I read about it though, I just saved this draft some time ago, and forgot the source.
Somewhere Google clarified that, according to their own records (Google records), this was not true.