Across high-income countries, humans' ability to reason and solve problems appears to have peaked in the early 2010s and declined since. Despite no changes in fundamental brain biology, test scores for both teenagers and adults show deteriorating performance in reading, mathematics and science. In an eye-opening statistic, 25% of adults in high-income countries now struggle to "use mathematical reas ... ⌘ Read more
Across high-income countries, humans' ability to reason and solve problems appears to have peaked in the early 2010s and declined since. Despite no changes in fundamental brain biology, test scores for both teenagers and adults show deteriorating performance in reading, mathematics and science. In an eye-opening statistic, 25% of adults in high-income countries now struggle to "use mathematical reas ... ⌘ Read more