American IQ test scores have dropped during a recent 13-year period, a remarkable finding that runs counter to the well-established trend of increasing IQ scores throughout much of the 20th century.

The future may not be as bright. IQ scores have decreased in the US for the first time in decades, new research from scientists at Northwestern University and the University of Oregon suggests. The ...

New research complicates the old consensus that IQ is largely fixed, and that’s good news for anyone looking to boost their intelligence. As someone who writes for the internet, I can tell you any ...

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 ...

In this photo, five years old Anton Tietze plays with his ball near the exhaust pipe of a car in Bremen, northern Germany, Wednesday, March 30 2005. Half of American adults have shrunken IQ scores due ...

Sometimes science comes up with associations that initially sound surprising, but which make more sense the more you think ...

A new study’s findings suggest Covid-19 could have longer-term effects on cognition and memory that lead to measurable differences in cognitive performance, The Washington Post reported. The study was ...

Thanks to Royal Panda and academic experts, there is finally an answer for which gamers have the highest IQ. To determine the results, a four-part IQ test was administered to 1,001 gamers and ...

Infections of the stomach, urinary tract or skin may affect a person’s cognitive abilities and IQ, according to a recent Danish study. In a study the largest of its kind to date, researchers from two ...

Preliminary findings by U.S. researchers suggest children born during the COVID-19 pandemic show lower IQ scores than those who were born before January 2020, but the underlying causes are still ...

GREEN BAY, Wis. (WBAY) - It’s possible to predict your child’s IQ when they’re born, a new study says. The study published in the Journal of the American Medical Association is revealing the ...