President Donald Trump issued an executive order defining the terms "male" and "female" based on whether a person belongs "at conception" to the sex that produces sperm or eggs. Neither sperm nor eggs ...

The cellular biology of reproduction is often depicted as an epic journey, in which millions of intrepid sperm fight to be the first to claim the ultimate prize: the chance to fertilize the egg, which ...

Female reproductive health experts are calling on Meta, the parent company of Facebook and Instagram, to rethink its restrictions on reproductive health content. The company has long faced criticism ...