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Study finds epigenetics, not genetics, underlies homosexuality

Researchers found that sex-specific epi-marks can lead to homosexuality when they escape erasure and are transmitted from father to daughter or mother to son. This study solves the evolutionary riddle of homosexuality, suggesting that epigenetics is a critical factor contributing to the phenomenon.

Apple iPhone 17 Pro

Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.

Pupil dilation reveals sexual orientation in new Cornell study

Researchers at Cornell University used a new technology to measure pupillary changes in response to erotic videos, revealing that pupils widened most for people who found the videos attractive. The study confirms previous research suggesting women have a different type of sexuality than men and provides insight into male bisexuality.

Sexual orientation fluctuation correlated to alcohol misuse

Research reveals that individuals with uncertain sexual orientations, such as bisexuality, are more likely to experience heavy drinking and negative consequences from alcohol use. The study suggests that this phenomenon may be linked to stress and stigma associated with not fitting into traditional hetero- or homo- sexual categories.

IU bisexuality studies focus on health, behavior and identity

Researchers at Indiana University have conducted two studies on bisexual individuals, finding that women who identify as bisexual or lesbian report better health when their sexual identity matches their recent sexual history. In contrast, queer-identified women's mental, physical, and sexual well-being is not related to the gender of t...

'Losing yourself' in a fictional character can affect your real life

Researchers at Ohio State University found that experience-taking, feeling emotions and thoughts of a character as one's own, can lead to real changes in readers' lives. In experiments, people who identified with characters who overcame obstacles or experienced prejudice showed improved attitudes and behavior.

Is some homophobia self-phobia?

Researchers discovered that individuals with unacknowledged attraction to the same sex and authoritarian parents are more likely to exhibit homophobic attitudes. The study suggests that homophobia can be a manifestation of internal conflict and repression, particularly in those who deny their own sexual orientation.

AmScope B120C-5M Compound Microscope

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Bisexual men: When sexual health requires stealth

A recent study by Indiana University researchers found that bisexual men often feel uncomfortable accessing sexual health services due to fear of disclosure and stigma. A more general approach, framed as 'men's health' or 'men's sexual health,' is likely to be more effective in reaching these individuals.

Americans move dramatically toward acceptance of homosexuality

Public attitudes toward gays and lesbians are changing to reflect greater acceptance, with younger generations at the forefront. A significant trend toward greater tolerance regarding homosexuality has emerged, particularly in support for same-sex marriage.

Gay class tourism

A growing interest in 'chav' culture is being studied among middle-class gay men, revealing complex consumer patterns and challenging traditional notions of gay identity. The research also raises questions about the potential impact on working-class homosexual men.

Gay rights movement born in 19th century Germany, scholar says

The modern understanding of homosexuality originated in 19th-century Germany with the Imperial Criminal Code's anti-sodomy law, sparking public inquiry into same-sex eroticism. This led to key components of modern gay rights, including recognizing same-sex attraction as a fundamental aspect of individual biology or psychology.

SAMSUNG T9 Portable SSD 2TB

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Men more likely to stick with girlfriends who sleep with other women than other men

A recent study from the University of Texas at Austin found that men are more than twice as likely to continue dating a girlfriend who has cheated on them with another woman. In contrast, women show the opposite pattern and are more likely to stay in relationships following a man's infidelity. The researchers suggest that this disparit...

Study reveals potential evolutionary role for same-sex attraction

Researchers found that fa'afafine men in Samoa exhibit stronger kin selection, allocating resources to their nieces and nephews, potentially enhancing their own evolutionary prospects. This supports the kin selection hypothesis as a potential explanation for the persistence of male same-sex attraction.

Therapists still offering treatments for homosexuality despite lack of evidence

A significant minority of therapists continue to offer treatments aimed at changing a person's sexual orientation, despite a lack of evidence supporting their effectiveness. The therapies, often rooted in moral and religious views, can be harmful and lead to increased stress for clients who are already discriminated against.

Garmin GPSMAP 67i with inReach

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Homosexual behavior due to genetics and environmental factors

The study found that genetics accounted for around 35% of the differences in homosexual behavior among men, while non-shared environmental factors explained 64%. For women, genetic influences were more modest, accounting for 18%, with non-shared environment and shared family factors explaining 64% and 16% respectively.

In fruit flies, homosexuality is biological but not hard-wired

A team of neurobiologists has discovered a gene controlling fruit fly homosexuality and found it can be turned on and off within hours using genetic manipulation or drugs. The research provides insight into the biological basis of sexual orientation and may one day enable the domestication of insects like fruit flies for useful purposes.

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New study examines effectiveness of military's 'Don't Ask, Don't Tell' policy

A new study published in Employee Responsibilities and Rights Journal finds that homosexuals are no more disruptive to military life than their heterosexual counterparts. The study, led by Dr. Debbie Knapp, challenges the U.S. military's reasoning behind discharging gay soldiers under the 'Don't Ask, Don't Tell' policy.

Face perception is modulated by sexual orientation

Research suggests that sexual orientation influences how people perceive individual faces, particularly in the brain's reward circuitry. The study found that heterosexual women and homosexual men responded more strongly to male faces, while heterosexual men and homosexual women responded more to female faces.

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Study sheds new light on causes of common STD

The study found that Chlamydial infection was common in both heterosexual and homosexual men with NGU, with C. trachomatis and M. genitalium being associated with unprotected vaginal sex. Oral-genital contact may be an important mechanism of NGU pathogen transmission, according to the findings.

Study continues the debate on the nature of bisexual men

A recent study published in Psychological Science found no indication of a bisexual pattern of genital arousal among heterosexual and homosexual men, but did reveal a distinct bisexual pattern of subjective arousal. This challenges the existing understanding of male bisexuality and highlights the need for further research.

Davis Instruments Vantage Pro2 Weather Station

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Urban areas organized in well developed partnering 'markets'

The University of Chicago study found that urban areas are organized into partnering markets, influencing how people meet and form relationships. Societal institutions, neighborhoods, and racial groups play significant roles in shaping these markets.

Sky-Watcher EQ6-R Pro Equatorial Mount

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Study suggests difference between female and male sexuality

A new Northwestern University study suggests a fundamental difference in men's and women's brains and arousal patterns. Women exhibit a bisexual arousal pattern, responding equally to both male and female erotica, unlike men who respond consistently with their sexual orientations.

Bias still exists but adoption is a viable option for homosexuals

A nationwide survey of adoption agencies found that 63% of respondents accepted applications from homosexual individuals, with nearly 38% having made at least one adoption. Key factors impacting willingness included religious affiliation and the type of children placed.

Homosexual behavior discovered among wild orangutans

Researchers have discovered that male orangutans engage in homosexual behavior in the wild, a phenomenon previously only observed among captive animals. This finding highlights the complexity of primate social behavior and challenges existing assumptions about great ape sexuality.

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Canadian scientists find more homosexuals left-handed

A meta-analysis of 23,410 participants found increased left-handedness in gay men and lesbian women compared to heterosexual individuals. This suggests that early developmental factors may play a role in the origins of homosexuality.

Prejudice Has Unexpected Effect When People Evaluate Minorities

A study by Ohio State University researchers reveals that low-prejudice people are more critical of weak arguments made by minority group members, while high-prejudice individuals ignore such statements. Low-prejudice individuals notice flaws in arguments from minority groups and are motivated to ensure their responses are not prejudiced.

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C)

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C) keeps Macs, tablets, and meters powered during extended observing runs and remote surveys.

Sexual Preference In Women Linked To Difference In The Inner Ear

Researchers found that echo-like sounds made by the inner ears of homosexual and bisexual women are weaker than those of heterosexual women, suggesting masculinization of brain structures responsible for sexual preference. The study indicates the potential value of non-invasive windows into brain development and sexual differentiation.