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FRISKY FRIDAY FATHERHOOD: Guess Which Kind of Sexual Orientation Helps a Man Have More Kids

FRISKY FRIDAY FATHERHOOD: Guess Which Kind of Sexual Orientation Helps a Man Have More Kids
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United kingdomJianzhi zhang

Aging: Genes associated with having more children are also related to living shorter lives | Science

A study examines an aging theory, showing how social changes counteract this effect of natural selection

United statesPeter medawarJianzhi zhangGeorge williamsUniversity of michiganScience advances

Straight men with bisexual genes have more children because the variations are linked to risk-taking, study claims

A controversial study claims straight men with bisexual genes are likely to have more children than heterosexual men. But These men were not actually bisexual, they only had the variations.

United statesUnited kingdomJianzhi zhangYale universityUniversity of michiganScience advancesUnited kingdom biobank

New study helps explain Darwinian paradox of same-sex attraction

A paper published Wednesday in Science Advances found evidence for genetic variations that contribute to both bisexual attraction in men and a heightened appetite for risk.

City ofUnited kingdomUnited statesJianzhi zhangLos angelesJackson cliveBrendan zietschProceedings of the national academy sciencesImperial college londonUniversity of michiganScience advancesImperial collegeNature ecologyScientific americanNature human behaviorSiliang song

Genetic variants underlying male bisexual beh

<p>Because same-sex sexual behavior does not result in offspring, evolutionary biologists have long wondered how the genes associated with this behavior have persisted in the human genome, and whether they will remain in the future. A new University of Michigan-led study, scheduled for publication Jan. 3 in the journal Science Advances, suggests that part of the explanation—specifically for male bisexuals—has to do with risk-taking behavior.</p> <p> </p>

Jianzhi zhangBrendan zietschMarshallw nirenbergMethod of researchUs national institutes of healthProceedings of the national academy sciencesDepartment of ecologyScience advancesUnited kingdomCollegiate professorUnited kingdom biobankNational academy

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