Sociology
The Second Demographic Transition and Fertility Decline in Post-Industrial Societies
Quick fact
In many post-industrial countries, fertility rates have fallen below the replacement level of 2.1 children per woman, with some nations like South Korea dropping to nearly 0.8—far below what's needed to maintain population size.
Why this is interesting
You know how many couples in rich countries are having fewer kids these days? It's not just about money—there's a deeper shift happening in what people want from life. So, why are families becoming smaller even as societies get richer?