A new study solidifies the connection between breast-feeding and intelligence, but it’s not the only way that mom can …
IQ
Bad at Math? It Could Cost You Your Home
A simple math test can predict who will default on a subprime mortgage, which isn’t good news for the numbers-phobic.
Brain Aging May Depend on Childhood Intelligence
Older people who stay sharp tend to have a thicker cortex, which is the outermost region of the brain that includes the areas responsible for judgment and complex thought. But while preserving the cortex is important for …
The Key to a High IQ? Not Getting Distracted
A new study suggests that intelligence is more about what the brain chooses to ignore than simply its ability to process information rapidly.
New Research Questions Marijuana’s Impact in Lowering IQ
A new study challenges previous work that found a link between marijuana use and lower IQ, but the authors of the original paper stand by their findings.
Motivation, Not IQ, Matters Most for Learning New Math Skills
Part of our math skills are innate, but a larger part isn’t
Does Marijuana Use by Teens Really Cause a Drop in IQ?
A new study suggests marijuana use could have an impact on American teens’ IQ, but how great is the effect?
Want a Brighter Baby? Feed on Demand, Not on a Schedule
Moms may be surlier, but babies do better academically when they’re fed on demand rather than on a schedule.
How Small Groups Sap Intelligence — Especially in Women
There’s a reason the term “designed by committee” is not a compliment.
Being Born Premature May Hurt Your IQ
Premature birth can be risky, to both mom and baby, but thanks to modern medicine, most preemies can be nurtured into a healthier and stronger state after a few weeks in neonatal intensive care. Still, even among babies who …
Why Kids With High IQs Are More Likely to Take Drugs
People with high IQs are more likely to smoke marijuana and take other illegal drugs, compared with those who score lower on intelligence tests, according to a new study from the U.K.
Teens’ IQ May Rise or Fall Over Time
The brain undergoes more change in adolescence than at any other time of life, save before birth and during infancy. That may help explain why teenagers’ IQ can fluctuate significantly over time, as a new study finds, registering …
How Brain Training Can Boost Intelligence
Could a simple memory workout make you smarter? An intriguing new study by researchers at the University of Michigan suggests it can — a finding that adds a wrinkle to the prevailing notion that IQ is largely fixed by genes.