Photo credit: The Meta
If you're a human with blue eyes, you're very likely related to every other blue-eyed person on the planet, since researchers from Copenhagen University in Denmark say that this trait descends from a single "founder," an ancestor whose genes mutated 6,000 to 10,000 years ago. That's right, until that time, everyone had brown eyes. Click here to view the first image in today's viral picture gallery. Continue reading for a viral video of an honest Call of Duty game trailer.