When Dorothy in the Wizard of Oz left Kansas and landed in Oz, her world went from black and white to pure, lovely Technicolor. Have you ever given any thought to what your  world would be like without color? What about what your world would be like before the dawn of the modern age, when many of the vivid colors we now take for granted were synthesized? This post answers those questions, and gives you a tantalizing look at the history and symbolism of colors as well as a couple of the medical conditions that affect humans’ perception of color:

Color Me Intrigued: Color in History