Everyone knows the theory of the way man has developed and evolved over the years. The body, skin, and virtually every part of our bodies are constantly evolving to adapt and improve us or so the theory goes.
This video discusses one of those changes and if you have blue eyes or know someone who does this will really make you sit up and think.
This little known fact is certainly a conversation starter and will get you thinking and talking. Watch the video now for yourself and prepare to be astonished.