That's because sex — and gender roles, too —permeates all the way down to the most unreproductive of cell types. If you want ...

A study has shown that a dangerous game of "brinkmanship" between rival genes in mammals could help explain why many ...

The Ohio House’s version of the two-year state budget only acknowledge two sexes, male and female, excluding transgender people and intersex people born with a mix of chromosomes or just one ...

A federal judge ruled Monday that two fathers cannot wear pink wristbands with two X’s — the symbol for female chromosomes — ...

Last September, a group of parents and community members gathered at Bow High School and wore pink armbands with “XX” on one ...

(AP) — Kentucky's first female chief justice said Tuesday that she's “never ... to be either clouded or enhanced by my double ...

A new study has highlighted a notable gender imbalance among Olive Ridley sea turtle hatchlings at the Rushikulya rookery in ...

A federal judge ruled Monday that two fathers cannot wear pink wristbands with two X’s — the symbol for female chromosomes — drawn on them in opposition to a transgender high school athlete ...