Sexual reproduction involves the joining of two sex cells (gametes) – the sperm (male gamete) and the egg/ovum (female gamete) to make a baby. Fertilisation is the fusion of a haploid sperm nucleus ...

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 ...

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 ...

When hormonal contraceptive pills hit the market in the 1960s, it revolutionized women’s control over their own bodies. For men, successful reproduction begins with the right cocktail of hormones, ...