Curated category
Family
- MarriageThe word marriage appeared around 1300, borrowed from Old French and ultimately tracing to the Latin term for married. Anthropologists have proposed several…
- GrandparentAround 30,000 years ago, the number of modern humans who lived to be a grandparent increased. This shift in human longevity allowed three generations to…
- SiblingThe word sibling was reintroduced in 1903 in an article published by the journal Biometrika. This specific term had not been used since Middle English…
- PatriarchyThe Greek word patriarkhēs literally means the rule of the father. It combines patria for lineage and arkhē for domination or authority.
- FamilyA 1899 photograph by Frank Rinehart captures a group of the Sauk people standing together, their faces marked by the era's harsh realities.
- ParentA person's biological parents are the persons from whom the individual inherits their genes. This definition creates a clear line between those who provide…
- FatherA biological father determines the sex of his child through a sperm cell. That single cell carries either an X chromosome or a Y chromosome.
- 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…
- Family economicsAdam Smith wrote in The Wealth of Nations that wages must be high enough to support a family. He argued that without this, the race of workmen could not last…