Opinion: Doctors' input on how to weigh cognitive disability in death penalty cases can be helpful, but characterizing such ...

For most of us, IQ tests are little more than another form of online procrastination. We put far more stock in GPAs and other qualifications. Yet until Tuesday, the difference of a single IQ point ...

(CNN) -- IQ scores have been steadily falling for the past few decades, and environmental factors are to blame, a new study says. The research suggests that genes aren't what's driving the decline in ...

Most adults never have to take an IQ test. But tests for assessing students' cognitive abilities, such as the cognitive ability test (Cat), are used in schools around the world. These tests are very ...

Researchers found an interesting trend in intelligence scores. Since the 1970s there has been a drop in the general IQ test scores. Bernt Bratsberg and Ole Rogeberg, from Ragnar Frisch Center for ...

Having a high IQ is not a guarantee of success, experts say Three-year-old Alexis Martin reads at a fifth-grade level. She taught herself fluent Spanish using her parents’ iPad. “From 12 to 18 months ...

Do all Americans go through a process of dumbening? IQ scores in the US are on the wane for the first time ever — and experts are saying that technology is to blame. A report from 2023 revealed the ...

More schooling—and the more mentally challenging problems tackled in those schools—may be the best explanation for the dramatic rise in IQ scores during the past century, often referred to as the ...

(CNN) --IQ scores have been steadily falling for the past few decades, and environmental factors are to blame, a new study says. The research suggests that genes aren't what's driving the decline in ...

More than 20 years ago, the Supreme Court outlawed the execution of intellectually disabled people convicted of capital crimes as "cruel and unusual" punishment forbidden by the Eighth Amendment. In a ...