We can quickly dismiss the claim that copulation during pregnancy is unique to humans. It is easy to understand how this myth originated. Copulation after conception seemingly serves no useful ...

For a long time, having children has been a young person’s game. Although ancient records are sparse, researchers estimate that, for most of human history, women most typically conceived their first ...

FILE - In this Aug. 14, 2013, file photo, an in vitro fertilization embryologist works on a petri dish at a fertility clinic in London. Tens of thousands of people undergo in vitro fertilization every ...

This is the first-ever study that shows mammals may be able to thrive in space. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Researchers have ...

When humans kill wolves, they compensate by reproducing more and their populations tend to rebound. But socially, gray wolves are far less resilient to human disruptions and even one loss can ...