Associated Press WriterWASHINGTON (AP) -- Cloning human beings for the purpose of reproduction is medically unsafe and should be banned but cloning to treat diseases should be allowed, a National ...

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 ...

Men holding high positions within a hierarchical organisation have more offspring than those in other positions within the same organisation. This unexpected result, published this week in Ethology, ...

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 ...

Many mountain gorillas keep living - vigorous and socially engaged - for a decade or more beyond the years of reproduction.

Overall Count and Share for 'WHO Collaborating Centre for Research and Research Training in Human Reproduction' based on the 12-month time frame mentioned above. Note: Articles may be assigned to more ...

Most animals, including humans, carry an internal lunar clock, tuned to the 29.5-day rhythm of the Moon. It guides sleep, ...

The slow maturation of human children—often viewed as burdensome in modern parenting—is, in fact, a remarkable evolutionary achievement. Unlike other species, humans remain biologically immature and ...

People have a complicated relationship with other species. Sometimes we treat them as livestock and prey, sometimes we treat them as laboratory experiments, and sometimes we treat them as family ...