Meet the walking shark, a species of shark that can walk on land, survive low oxygen environments, and reproduce without ...

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 ...

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 study based on Finnish twins shows that reproductive history is associated, at the population level, with women's lifespan ...

The Walking Egg Medical and Fertility Centre at Pokuase in the Greater Accra Region has delivered a 30-year-old surrogate ...