The humans use sexual mode of reproduction. The reproductive systems in human beings become functional or start functioning at a definite age called puberty. In complex multicellular organisms like ...

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 ...

Developing birth control that targets the testes has posed unique challenges in the past. But several innovative methods in the works aim to bring new male-focused contraceptives to the marketplace.

Male contraceptive research is advancing, with oral, injectable, and topical options entering clinical trials. Both hormonal ...

A late 1800s image of a gorilla male, albeit one probably not thinking about reproductive senescence How do you check the cardiovascular function of a large gorilla ...

The severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), which was first discovered in patients with severe pneumonia at the end of 2019, has since infected over 272 million worldwide and ...