You know blue eyes can be pretty to look at. Case in point:
Or how about…
Or maybe this:
OK, so you get the idea. Blue eyes are stunning, and at times, straight-up mesmerizing.
But do you know how our eyes become blue, aside from basic stuff you learned in Grade 10 biology? Even though scientists estimate around 20 to 40 per cent of Europeans have blue eyes, most of us have no real concept of the science behind it.
As you’ll see in the above video from our pals at BuzzFeed, the short answer is: genetic mutation. Blue eyes have little or no pigment, the final result of the genes passed down to you from your parental units. You can find out all the little (amazingly not boring) details in the vid.
One fun fact to wow your friends at parties: all blue-eyed folks may have come from one single European ancestor. So be kind, that may be your great-great-great-great-great-great-great-great-great-great-great-great-great-great-great-great-great-grandfather who needs a seat on the bus.