Earlier this year, the often overlooked issue of differences in sex development came to the fore after two women boxers were allowed to compete in the Olympics after previously failing a gender ...
When Italian boxer Angela Carini reported that she had “never felt a punch like that” after conceding to Algeria’s Imane Khelif 46 seconds after their Olympic match began, social media exploded with ...
These articles review how sex is determined in different organisms, including the XX:XY, XX:XO, and ZZ:ZW systems. In 335 B.C.E., Aristotle proposed that the heat of the male partner during ...