A study of Norwegian conscripts found 20th century IQ gains reversed after 1975
By ColinWright · 2026-08-06 · 3 points · 0 comments
https://scienceblog.com/t-a-study-of-730-000-norwegian-conscripts-found-the-iq-gains-of-the-20th-century-reversed-after-1975-falling-by-roughly-seven-points-a-generation-and-ruled-out-genetics-as-the-cause-by-comparing-broth/
By ColinWright · 3 points · 0 comments · on Hacker News, read on BetterNews.
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