Researchers show maternal iron levels can override genetic sex determination in mice.

A recent study led by the University of Eastern Finland explored sexual selection in humans by investigating whether female ...

Men think they don’t have a biological clock – but postponing fatherhood could stop them having children - LET’S UNPACK THAT: ...

According to Indiana House Republicans and Indiana State Representative Tim O’Brien, there’s a new law that pertains to ...

Scientists used enamel proteins from 2-million-year-old teeth to find unexpected variation in Paranthropus robustus.

A new Oxford method retrieves proteins from ancient soft tissue, uncovering brain health markers and expanding knowledge of ...

If you take your dog, cat or fish to see a vet in the UK, the person who treats them is likely to be a woman. According to ...

Imagine a future where a diagnosis of untreatable male infertility is no longer the end of the road—because science has found ...

A January executive order by President Donald Trump designates people as female if they make the “large” reproductive cell (the egg) and male if they make the ...

John Swinney has been told to remove male prisoners from women’s prisons ... Government was waiting for advice from the Equality and Human Rights Commission (EHRC). In a unanimous ruling after ...

And it's a reality that's definitely not limited to male and female ... remember learning in high school biology that all the genetic information in the human body is packaged into 23 pairs ...

cleanly or “immutably” divided between the categories of female and male. This administration’s definitions of “sex” are intentionally designed to mislead the public about human biology.