One in 500 humans has one blue eye and one brown eye.
145
Yawns are more contagious among people with closer relationships.
163
Men fall in love faster than women do.
32
Touching a teddy bear can make people feel less lonely.
36
Most people turn their music down in the car when finding a street sign to "see better".
34
Many people in parts of China eat insects. Some common insects are bean worms, scoprions, and locusts.
-11
Men are more attracted to women whose bone structure is similar to their own mothers. It's called "sexual imprinting".
18
Identical twins do not have identical fingerprints.
79