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TL;DR: A 2025 study in Thinking & Reasoning found that twelfth graders outperformed seventh graders on fast probability reasoning, but adult-like logical intuition was still not fully developed by the end of high school. Key Findings More than 300 French stude…
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Tattoos have become increasingly mainstream over the past few decades, evolving from symbols of counterculture and rebellion to a more widely accepted form of self-expression. A national Australian study published in 2012 sought to examine the prevalence and c…
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Siblings often turn out quite different from one another, despite sharing much of their genetics and childhood environment. One of the most robust findings in this realm is that earlier-born siblings tend to outperform later-borns in measures of intelligence a…
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Education has long been thought to improve cognitive abilities like intelligence. But does simply spending more years in school actually make people smarter? A new meta-analysis of quasi-experimental studies provides compelling evidence that education signific…
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Researchers did the largest analysis ever on how similar spouses and partners are for different traits. They found that partners tend to be positively correlated, meaning they are more alike than random pairs of people. However, how much partners resemble each…
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