This season I thought it would be nice to do a series of minisodes on Fridays. The Fun Fact Friday series will consist of short episodes with little anecdotes about art history and interesting connections to science. This week's Fun Fact is that the ROY G BIV model of a rainbow is somewhat arbitrary. The only reason people slip indigo between blue and violet is because Sir Isaac Newton wanted to have seven colors in order to match the musical scale. As always you can find more information and resources at www.whoartedpodcast.com  Learn more about your ad choices. Visit megaphone.fm/adchoices