Yawns are more contagious among people with closer relationships.
163
Women rate men more attractive if other women are looking and smiling at him.
17
Most people smile when they are frustrated, according to a study.
15
Children's sense of smell is better than adults'.
860
Someone on Earth reports seeing a UFO every three minutes.
180
Sleeping on the job is acceptable in Japan. It is viewed as exhaustion from working hard. Some people fake it to look committed to their job.
57
Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
104