The offspring of two sets of identical twins are legally cousins but genetically siblings.
63
Most people smile when they are frustrated, according to a study.
15
The average person falls asleep in seven minutes.
115
The “cheerleader effect”, the theory that girls look more attractive in groups, is scientifically proven.
8
There are actually seven different types of twins: Identical, Fraternal, Mirror-Image, Polar Body (Half Identical), Mixed Chromosome, Superfecundation, and Superfetation.
20
Korean Okhwan Yoon left behind a profitable business to cycle the world in aid of world peace. For over 9 years, he has biked across 192 countries on six continents, and has survived 6 car accidents, malaria, extreme temperatures, robbery, and kidnapping.
16
The human body contains over a billion miles of DNA.
147