There are actually seven different types of twins: Identical, Fraternal, Mirror-Image, Polar Body (Half Identical), Mixed Chromosome, Superfecundation, and Superfetation.
20
Up to the age of six or seven months a child can breathe and swallow at the same time. An adult cannot do this.
165
The world's shortest man measures only 21.5 inches.
73
You can only remember 4 things at a time.
31
Women end up digesting most of the lipstick they apply.
110
Children grow faster in the springtime than any other season during the year.
108
The first man to swim the length of Great Britain grew a beard to stop jellyfish stinging his face.
16
76% of Americans celebrate New Year's Eve in groups of less than 20.
55