1: ななしさん@発達中 2026/02/15(日) 12:29:47.20 ● BE:237216734-2BP(3000)ID:xifZYNAg0 Scientists have identified a reversal of the long-standing Flynn effect—the roughly 200-year trend of rising average intelligence (measured via IQ and cognitive tests) across generations.For the first time in modern recorded history, Generation Z (born roughly 1997–2012) shows… pic.twitter.com/113X620gJ4— Massimo (@Rainmaker1973) February 13, 2026…