The U.S. Department of Health and Human Services announced Feb. 19 it has started to send out guidance on "clear sex-based ...

Researchers examine evidence of manipulation of human remains from Maszycka Cave. An international research team, including ...

"Some people are against the idea of coming out in college or they wait until they get their letters. There's ignorance in a ...

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

In his first few days as Health and Human Services Secretary, Robert F. Kennedy Jr. issued new health guidance that defines ...