“In typical aging, women have a brain that looks younger, with fewer cognitive deficits compared to men,” said Dr. Dena Dubal ...

Greek philosopher Empedocles thought that different temperatures produced different sexes—while others were decidedly ...

A recent Trump executive order defines sex based on gamete size. But the order oversimplifies genetics, hormones and reproductive biology.

A test on lab mice may have helped scientists in California debunk a theory that part of the make up of genetics in females ...

UCSF researchers may have discovered how the female brain remains resilient in aging, answering an age-old question of how ...

Scientists at the University of Virginia have discovered that as men age, they often lose the Y chromosome in some of their ...