New research suggests that education can raise IQ by up to 15 points—even among identical twins—challenging determinism and revealing intelligence to be more malleable than we once believed.

A recent study of cognitive analyses says the average intelligence quotient, or IQ, in the United States is about 98.

Oxford University Press says 8 in 10 teens it surveyed use AI for schoolwork, boosting speed but weakening creativity and ...

WURZBÜRG, Germany — What makes some people more intelligent than others? While we know that genetics and environment play important roles, scientists are increasingly looking at brain connectivity — ...

A version of this essay first appeared in Jess Steier’s newsletter, “Unbiased Science.” Fluoride is having a rough day in the court of public opinion. The National Toxicology Program (NTP), part of ...

Of all the lingering symptoms of long Covid, difficulty focusing and thinking, known as brain fog, may be the most frightening and baffling. A new study published Wednesday in the New England Journal ...

A rigorous nine-year research review looking at the relationship between fluoride and intelligence in children concludes that as fluoride levels rise, IQ drops. Every 1 part per million increase in ...

Researchers reveal a potential link between high fluoride exposure and lower IQ in children, but there are significant study limitations, including geographic bias and high risk of bias in many ...

Researchers analyzed two generations of Danish conscripts and discovered that while obesity rates soared, the inverse relationship between BMI and intelligence remained stable, challenging assumptions ...