There are notable differences between men and women in their susceptibility to many human diseases, including cardiovascular ...

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 ...

Kitty, AKA @thejacketcat, rose to fame on social media after a series of viral videos showing off her gorgeous multicolored ...

A UCSF study reveals that maternal X chromosome expression may accelerate brain aging and cognitive decline. Female mice with ...

On his first day back in power, President Donald Trump issued an executive order on gender that essentially states that males ...

Calico cats are among the most distinctive and beloved felines in the world, instantly recognizable by their beautiful ...

A study conducted by a research team at the Crick Institute identified important genes on the Y chromosome that regulate ...

A new study reveals that the maternal X chromosome may accelerate brain ageing and increase Alzheimer's risk. Experiments on ...

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

New research is offering deeper insights into the role of the active X chromosome and its effects on brain health.

Secretary of State Marco Rubio has ordered the state department to stop passport applications with “X” markers, used by ...