From flashy feathers and dramatic displays to the complex internal processes and hormonal changes necessary for fertilization and egg production, there’s a whole lot to learn about the bird ...

Reproductive biology involves the scientific study of the reproductive system. Improved understanding of reproductive biology can lead to new treatments for reproductive disorders, such as ...

Most girls begin puberty between ages 8 and 14, with an average of 11. Girls develop more quickly than boys and most finish puberty within four years. Most boys begin puberty between ages 9 and 14 ...

Birds are a highly successful class of animals that have colonized every continent and evolved into the roughly ten thousand species we know today. Their advanced reproductive strategy is just one of ...

Benonisdottir et al. review the genetics of reproductive traits and examine how these associate with links to health, behavior, aging and longevity as well as outcomes for offspring. Sex hormone ...

He was asked when he got the tattoo and responded that it was in January 2014. Data from UDC paints a picture about tattooing in Utah’s prison system. 2News Investigates requested data showing ...

Some types of cancer may be caused by microplastics drifting through the air we breathe, San Francisco researchers said. A ...

Space and solar system tattoos showcase one's curiosity and intelligence. Plus, there are many options, so you will get a design that’ll make you stand out. The tree of life is a symbol ...

And one last important note: If your tattoo suddenly feels warm, drains pus, or feels inordinately painful and tender, consult your doctor immediately, as these are signs of an infection. Call your ...

Demographer Jennifer Sciubba joins WIRED to answer the internet's questions about population and demographics. What is ...