The term nuclear family first appeared in the early 20th century. Merriam-Webster dates the term back to 1924, while the
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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 of two parents with multiple chi… 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 c… 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 those living with parents who were married, and 60% living with their bi… See more

As a fertility factor, single nuclear family households generally have a higher number of children than co-operative living arrangements according to studies from both the Western world and India.
There hav… 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 f… See more