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Why IQ tests still matter

Allison Whitten | 
[A]re IQ tests valid, unbiased measures of general intelligence? They certainly didn’t start out that way, says Stefan C. Dombrowski, ...

Does smoking pot lower your IQ? New study challenges current thinking

Godfrey Pearlson | 
As access to marijuana increases—and while acceptance of the drug grows and perception of its harmfulness diminishes—it is important to ...
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People with autism show significant increases in IQ as they mature, but development issues remain

Peter Hess | 
People with autism show significant improvements in cognitive ability from age 12 to 23 years, but their autism traits remain ...
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Viewpoint: Prenatal DNA intelligence predictors ignore environment’s role in IQ

Catherine Bliss | 
When we examine the way DNA IQ predictors are generated, we see scientists grouping people with similar IQ test results ...
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Are we as smart as we’ll ever be? Why we may be getting dumber.

David Robson | 
You may not have noticed, but we are living in an intellectual golden age.  Since the intelligence test was invented ...
a mother breastfeeding her baby

Will breastfeeding make your children smarter?

Emily Oster | 
Most of the academic research on breastfeeding focuses on early-life outcomes—infections, for example, in the time period in which you ...
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Viewpoint: What it means for the world to have a collective IQ of 82

James Thompson | 
David Becker has released a new version of the World’s IQ. Each country has a score showing the cognitive abilities ...
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Low intelligence in autistic children predicts ‘poor life skills and challenging behavior’

Knvul Sheikh | 
Without timely intervention, intellectual disability in autistic children can worsen over time, contributing to poor life skills and challenging behavior, ...
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‘Genome profiling’—not gene editing—could offer easiest path to smarter babies

Erik Parens, Paul Appelbaum, Wendy Chung | 
For the foreseeable future, editing embryos to enhance IQ is a sci-fi fantasy. A different approach aimed at enhancing IQ ...

Does a higher IQ lead to a better, happier life?

Scott Kaufman | 
[In] a new study conducted by Ana Dimitrijevic and colleagues, [the researchers] attempted to assess the relationship between multiple indicators of ...

Why 2018 was such a big year for DNA data

Antonio Regalado | 
These were some of the surprising new uses of DNA information that emerged over the last 12 months as genetic ...

Are we ‘playing God’ if we screen IVF embryos for IQ potential?

Sam Blanchard | 
IVF clinics may soon use a controversial screening technique to get rid of embryos which are likely to grow up ...
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Chasing the biology underlying human intelligence

Shawna Williams | 
[H]uman intelligence [has increased] over time. Proposed explanations for the phenomenon, now known as the Flynn effect, include increasing education, ...
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Do super high IQ children end up successful?

Dean Simonton | 
The original motive behind [IQ] tests was to get a diagnostic to select children at the lower ends of the ...
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Why cognitive inequality demands our attention

Wael Taji | 
[April 28, 1996, Martin Bryant used] two rifles and a shotgun stashed inside a sports bag on the passenger seat ...
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Viewpoint: We aren’t even close to being able to engineer superhumans

Jim Kozubek | 
We know there are genes that contribute to intelligence. But the relationship between those genes and our intelligence is so ...
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