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

Noelle McKenzie is a personal trainer who says she has reversed her biological age from 39 to 35. Helping her clients improve ...

Biological sex is the sole basis for defining the words “male,” “female,” “father,” and “mother,” according to new guidance ...

The University of Cincinnati confirmed that the gender-specific wording on some bathroom signs on campus have been changed to ...

The new guidance follows President Trump’s demand that the Health and Human Services Department align with his executive ...

In a statement, a UC spokesperson told WPCO 9 News the change is connected to Ohio Senate Bill 104, which requires single-sex ...

The U.S. Department of Health and Human Services issued guidance 'restoring concept of biological truth' after President ...

Nathanielle Morin, Canadian advisor to the Federal Minister of Women, released a statement this week defending the advisor’s ...

A study, which was published in January in the journal Aging Cell, breaks down the different methods scientists use to ...

Knowing a little more about how biological vision works can help students to recognize what’s behind the arc of computer ...

Researchers report that the type of tissue samples used is crucial when assessing a person’s biological age, which reflects ...