Curated category
Fertility
- Sexual intercourseIn 1892, painter Édouard-Henri Avril captured a scene of penile-vaginal penetration titled The Missionary Position. This artwork reflects how the term coitus…
- EstrogenIn 1929, Adolf Butenandt and Edward Adelbert Doisy independently isolated and purified estrone. This event marked the first time scientists successfully…
- PregnancyThe journey begins when a sperm cell fuses with an egg cell in one of the fallopian tubes. This event creates a zygote that travels toward the uterus over…