Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
4.5 pounds of sunlight strike the Earth each day.
27
Balsa wood is classified as a hard wood!
41
Pure water (H2O) does not conduct electricity on its own.
46
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
According to studies, men change their minds two to three times more often than women.
72
The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16