Researchers put human sperm into a microgravity simulation chamber designed to mimic the female reproductive tract and tested ...

You'd think we'd know everything there is to know about sexual reproduction. But as it turns out, there are still quite a few things we picked up that aren't exactly true, and we're here to correct ...

Ducks with corkscrew penises, fish changing sex – what do we really know about sex and reproduction on Earth? Less than we ...

Current World Health Organization (WHO) guidelines typically recommend two to seven days of abstinence before taking semen ...

Acrossthe halfcenturyor so that seafarers and scientists have spent studying the habits of sperm whales, some of the most ...

An international team of scientists and clinicians has announced the launch of a new open-access 3D portal that allows users to explore intact human organs in unprecedented detail—from the whole organ ...