The Japanese commonly put ketchup on their rice.
16
Most people smile when they are frustrated, according to a study.
15
The “cheerleader effect”, the theory that girls look more attractive in groups, is scientifically proven.
8
Boys who have unusual first names are more likely to have mental problems than boys with conventional names. Girls don't seem to have this problem.
131
‘Old people smell’ is actually caused by a chemical, 2-nonenal, that old people secrete through their skin
8
Two in five people in the world marry their first love.
270
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