Every story and comment from the Hacker News API, in a layout borrowed from 2001.
A comment on Sperm counts are declining. Scientists have pinpointed the main causes. Parent comment
https://www.statista.com/statistics/241530/birth-rate-by-fam...
The number of children goes down as income increases.
There is a biological component
https://www.statista.com/statistics/241530/birth-rate-by-fam...
The number of children goes down as income increases.
There is a biological component