New research challenges the idea that self-fertilization is an evolutionary dead end and points to a more complex story.

Genes associated with male reproductive biology appear to be under relaxed selective constraint in a primate species with low sperm competition.

New research suggests that heat stress increases the occurrence of same-sex sexual interactions between male burying ...

Over the past 50 years, average levels of the male hormone testosterone have fallen by half. Experts warn that male ...

Data presented at EULAR 2026 confirm that tight disease control can lead to safe pregnancies but also expose a critical need ...

New research suggests that heat stress increases the occurrence of same-sex sexual interactions between male burying beetles – but also that a ...

Read your Tarot Horoscope for July 11, 2026, with daily predictions for all zodiac signs covering love, career, money, health ...

A slowly winding case before the European Court of Human Rights could result in the first individual recognized as a climate ...

Assembly Bill 2540 would require community colleges with student health centers to offer access to medication abortion ...

Dating apps and sex-segregated online communities are intensifying resentment between the genders, while left-wing theorists increasingly adopt family abolition as a rallying cry. Is there a way out ...

Researchers found post-menopausal ovaries become biologically active in new ways, shifting from reproduction toward immune regulation that may influence healthy aging.

We used to think post-menopausal ovaries sat inert in the body, but evidence from mice suggests they may instead turn into an ...