“People are turned on by photographs of people who resemble their close genetic counterparts,” say researchers. The recent findings shed light onto who we are attracted to and why. “‘People appear to be drawn to others who resemble their kin or themselves,’ said psychologist R. Chris Fraley of the University of Illinois, lead author of the study published July 20 in Personality and Social Psychology Bulletin. ‘It is possible, therefore, as Freud suggested, that incest taboos exist to counter this primitive tendency.’ The debate about whether aversions against incest stem from a cultural adaptation to suppress biological urge or a psychological adaptation that evolved by natural selection dates back to the early 1900s.”
There are issues with Kinsey’s data, but his books revolutionized Americans’ thinking about sex and sexuality.
If Einstein couldn’t solve the theory of everything, could anyone? Physicist Michio Kaku explains what it would take.
The hot Big Bang was an energetic, brilliantly luminous event. Today’s Universe is alight with stars. But in between, the dark ages ruled.