For those of you who think you know your eyes pretty well, how many times did you blink while reading this question? Go ahead and read it again if you need to. We’ll wait. … OK, we’ll give you an easier one. What are your tears made of? You’re not sure about that one either? Well, no worries. You’ll see
Current estimates suggest that between 65-80% of the world’s population has brown eyes. So, while being a brown-eyed beauty may not be as unique as you’d like, bear in mind that not all shades of brown are the same. If you’re from southern Europe, Africa, the Middle East, or East Asia, there is a higher likelihood of brown eyes running