Yawns are more contagious among people with closer relationships.
163
Girls have more tastebuds than boys.
124
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
Studies show that the risk of a “secret love” being revealed heightens romantic feelings for the partners, thanks to increased levels of phenylethylamine (PEA).
99
According to CNN national security correspondent David Ensore, as of 2002 bin Laden had married four women and fathered roughly 25 or 26 children.
54
