The X contains more genes related to brain function than does any other chromosome. “The X chromosome may be a treasure trove of genes that influence cognition, and these could be therapeutic targets, ...

From the moment of conception, your baby has the genetic information to become a boy or girl — but because both sexes start out the same in the womb, you're going to have to wait to find out that info ...

“Under Trump's executive order, every single person in America is now legally classified as female.” President Donald Trump issued an executive order defining the terms "male" and "female" based on ...

President Trump’s executive order recognizing only two sexes — male and female — includes language that is biologically ...

In collaboration with colleagues from international partner institutions, researchers at the University of Cologne have ...

(d) “Female” means a person belonging, at conception, to the sex that produces the large reproductive cell. (e) “Male” means ...

Plus: The NIH puts research grants on hold, a universal coronavirus vaccine, biology’s complexity, upcycling plastic and more ...

Researchers at the Crick have uncovered which genes on the Y chromosome regulate the development of sperm and impact ...

Researchers say study represents a resource that could also help to dissect Y-gene functions in other tissues.

The executive order’s definitions of male and female left room for interpretation contrary to the spirit of the order.

On his first day back in office on Monday, President Trump issued an executive order declaring that the U.S. government would ...