The male reproductive system refers to the bodily systems responsible for sexual function in males. It consists of external and internal structures responsible for the formation, storage, and ...

The male sexual organs include the penis, testicles and prostate gland. The male sex hormones are also important for a man’s sexuality and sex life. The penis is partly inside and partly outside the ...

Human reproduction requires both male and female gametes. Gametes are special sex cells that contain the genetic information necessary to create a new life. Men produce millions of gametes called ...

The reproductive system is a collection of internal organs and external genitalia that work together to generate new life. The female reproductive system is made up of a number of different parts, ...

Gabe Allen is a Colorado-based freelance journalist focused on science and the environment. He is a 2023 reporting fellow with the Pulitzer Center and a current master's student at the University of ...