The energy invested in animal reproduction is as much as 10 times greater than previously estimated when the metabolic load of bearing and caring for offspring is accounted for, according to a new ...

A large-scale analysis of 117 mammal species found that preventing reproduction is associated with longer lifespans, suggesting a strong link between reproductive activity and life expectancy. Why do ...

A study based on a review of genetic and health information from more than 276,000 people finds strong support for a decades-old evolutionary theory that sought to explain aging and senescence. A ...

Hear the phrase “reproductive politics” and sperm likely won’t be the first thing that comes to mind. But in a provocative new collection of essays, Yale sociologist Rene Almeling and a group of ...

The BioRescue project develops and pioneers advanced assisted reproduction technologies (aART) for conservation in the face of the imminent extinction of most rhino species and subspecies. In a new ...

Choosing to have children is a profoundly personal decision, shaped by factors including personal values, family structures, ...

As herds rely on fewer replacement heifers, the stakes for getting each one pregnant at the right time are higher than ever.