Boys will be boys, but those who have a number of childhood injuries could become more promiscuous men.
Breast cancer survivor gets multiple surgeries, from breast augmentation to Brazilian butt lift, to resemble Melania Trump.
When shifting attention between two separate tasks, the birds outperformed their counterparts.
The nonmedical definition of paranoia is the tendency toward excessive or irrational suspiciousness and distrustfulness of others. By his own words, Trump operates on the assumption that everyone is out to get him.
These dangerous personalities appear to favor certain songs over others, although the reason why is not yet clear.
Only one in three American voters are authoritarians. But that was enough to elect Trump.
A man's level of self-confidence and sociability is tied to a higher income in later life—and these positive traits are increasing in society over recent decades.
Experiments show people who are more "open" are more creative, and these people have different visual experiences, experiments show.
Power holders speak more, often interrupt others and express their true sentiments and desires more than other people.
A new study confirms what psychologist Stanley Milgram showed more than 50 years ago: the disturbing extent to which people will obey orders even when those orders cause pain in others.
The internet provides an anonymity and trolls can reveal aspects of their personality that are held in check by social etiquette and rules.