The term nuclear family first appeared in the early 20th century. Merriam-Webster dates the term back to 1924, while the Oxford English … See more

An extended group consists of non-nuclear (or "non-immediate") family members considered together with nuclear (or "immediate") family members. When extended family is involved they also influence children's development just as much as the … See more

For social conservatism in the United States and Canada, the idea that the nuclear family is traditional is a very important aspect, where family is seen as the primary unit of society. These movements oppose alternative family forms and social … See more

DNA extracted from bones and teeth discovered at a 4,600-year-old Stone Age burial site in Germany has provided the earliest evidence for the social recognition of a family consisting … See more

In 2005, information from the United States Census Bureau showed that 70% of children in the US live in two-parent families, with 66% of … See more

As a fertility factor, single nuclear family households generally have a higher number of children than co-operative living arrangements … See more

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