This article is a summary of Roy Ratcliffe’s recently released book ‘Life on Earth’ (Past, Present and Future)’. Of all the millions of species of life that have existed on earth over billions of ...

Scientists have developed an experimental way to study how human embryos implant in a uterus, which may provide new insights into why miscarriages occur and how they can be prevented.

At first glance, it looks like the start of a human pregnancy: A ball-shaped embryo presses gently into the receptive lining ...

Nine months after two cougar kittens were documented in the Upper Peninsula, a new trail camera photo indicates the elusive ...

ONTONAGON CONTY — The Michigan Department of Natural Resources confirmed the existence of a female cougar and her two cubs in ...

Globally, around 11% to 13% of women live with polycystic ovary syndrome (PCOS), a hormonal disorder that affects the ...

Cutting off reproduction — from birth control to castration — consistently adds years to life across species, even humans.

Blocking reproduction through contraception or sterilization increases lifespan in both male and female mammals across more ...

Blocking reproduction increases lifespan in both males and females of many different species, a new international University ...

Blocking reproduction increases lifespan in both males and females of many different species, a new international University ...

Humans are far closer to meerkats and beavers for levels of exclusive mating than we are to most of our primate cousins, ...