I assure you that this is not a costume, nor is it by my own choice,” Bartle, 24, of Huntsville, Alabama, told Alabama ...

President Trump issued an executive order declaring that the U.S. government would only recognize a person’s sex assigned at birth.

Researchers have extracted ancient proteins from australopithecine fossils and determined whether they were male or female — a first for human evolution studies.

Donald Trump will make the declaration as part of a flurry of executive orders he is planning to sign after his noon ...

The NCAA updated its policy one day after the administration's order banning transgender athletes from competing on female teams.