Yawns are more contagious among people with closer relationships.
163
There are about 255 babies born worldwide every minute.
46
You can only remember 4 things at a time.
31
One in 500 humans has one blue eye and one brown eye.
145
More boys than girls are born during the day; more girls are born at night.
120
In a lifetime, an average person walks the equivalent of 5 equators
177
More redheads are born in Scotland than in any other part of the world.
85
