Browsing All Posts filed under »evolution«

The rise of performance-enhancing genes

May 6, 2012

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A single ‘super’ gene can make a dramatic difference to an athlete’s performance. But is that fair? Chris Cooper The Observer, Sunday 6 May 2012 Caught in a gender trap. South African athlete Caster Semenya was suspended from international athletics. Photograph: Roni Rekomaa/AFP Evolution has not acted equally on men and women. This is most […]

Monogamy reduces major social problems of polygamist cultures: study

January 25, 2012

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January 23rd, 2012 in Other Sciences / Social Sciences In cultures that permit men to take multiple wives, the intra-sexual competition that occurs causes greater levels of crime, violence, poverty and gender inequality than in societies that institutionalize and practice monogamous marriage. That is a key finding of a new University of British Columbia-led study […]

It’s Evolution: Nature of Prejudice, Aggression Different for Men and Women

January 25, 2012

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ScienceDaily (Jan. 24, 2012) — Prejudice against people from groups different than their own is linked to aggression for men and fear for women, suggests new research led by Michigan State University scholars. The researchers report that, throughout history, men have been the primary aggressors against different groups as well as the primary victims of […]

When men go to war, blame their sex drive: Males evolved to be ‘aggressive to outsiders’, says psychology study

January 23, 2012

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By Daily Mail Reporter23rd January 2012 From football thugs clashing on the terraces to soldiers killing each other on the front line, most conflict can be blamed on the male sex drive, a study suggests. The review of psychological research concludes that men evolved to be aggressive towards ‘outsiders’, a tendency at the root of […]

Mystery of Female Orgasm Continues to Baffle Evolutionary Science

September 7, 2011

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By IBTimes Staff Reporter | 09/07/2011 4:00 PM HKT Evolutionary biologists have postulated several hypotheses about the role, if any, of the female orgasm in the reproductive process for decades. One well-known evolutionary theory has it that the female orgasm is a byproduct of ongoing selection on the male orgasm and ejaculation system. But a […]

Mystery of Female Orgasm Continues to Baffle Evolutionary Science

September 7, 2011

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By IBTimes Staff Reporter | 09/07/2011 4:00 PM HKT Evolutionary biologists have postulated several hypotheses about the role, if any, of the female orgasm in the reproductive process for decades. One well-known evolutionary theory has it that the female orgasm is a byproduct of ongoing selection on the male orgasm and ejaculation system. But a […]