Illustrations of 'mystery' of Friday 13th

Why do people often believe that Friday 13th is a bad day?

In the Bible, there is an unfortunate number 13. Judas - Jesus' antagonist is the 13th guest in the "Last Meal". Meanwhile, in the ancient city of Rome, witches often gather into groups of 12, the 13th character is the devil. Or Adam and Eve were expelled from the paradise garden on Friday, after tasting the Forbidden Fruit and not to mention, the day of Jesus' crucifixion was also the sixth day .

Although there are many legends that tell the scary of Friday 13th, scientists think that it is the "default" fear inside every person that makes them worry when this day comes.

Check out the infographic below and learn more about the "blackness" of Friday 13th .