Polygamy practiced by some 19th century Mormon men had the curious effect of suppressing the overall offspring numbers of Mormon women in plural marriages, say scientists from Indiana University Bloomington and three other ...
Evolution
Feb 22, 2011
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(PhysOrg.com) -- College students who arrange with friends to "get their backs" are less likely to engage in risky spring break behavior, according to a new study.
Social Sciences
Feb 8, 2011
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Brown University sociologists have developed a device to gather more reliable data about risky sexual behavior among Ethiopian teenagers and young adults than conventional face-to-face interviews can produce. Simple, portable, ...
Social Sciences
Dec 14, 2010
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(PhysOrg.com) -- University of Arizona family studies professor Bruce J. Ellis has developed a theoretical framework for understanding how elements of change and stress often guide the behavior of young people.
Social Sciences
Oct 4, 2010
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College students are less likely to let their female friends engage in risky sexual behavior after a night of drinking alcohol. Recent findings in the journal Communication Education examine how and why college students protect ...
Social Sciences
Aug 25, 2010
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The mammalian fucose mutarotase enzyme is known to be involved in incorporating the sugar fucose into protein. Female mice that lack the fucose mutarotase (FucM) gene refuse to let males mount them, and will attempt copulation ...
Biotechnology
Jul 8, 2010
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Researchers at the California Institute of Technology (Caltech) and the University of California, San Diego (UCSD) have discovered that injecting a simple hormone into leeches creates a novel way to study how hormones and ...
Cell & Microbiology
Mar 16, 2010
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A University of Illinois researcher advises caution when trying to characterize gender roles and sexual behavior among this country's Latino adolescents and young adults.
Social Sciences
Feb 22, 2010
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(PhysOrg.com) -- Some mouse sperm can discriminate between its brethren and competing sperm from other males, clustering with its closest relatives to swim faster in the race to the egg. But this sort of cooperation appears ...
Plants & Animals
Jan 20, 2010
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Territorial behavior in male mice might be linked to more "girl-power" than ever suspected, according to new findings at UCSF. For the first time, researchers have identified networks of nerve cells in the brain that are ...
Plants & Animals
Oct 1, 2009
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