A House bill that would require people convicted in death-penalty cases to submit evidence of an IQ below 75 to claim an intellectual disability defense advanced in a committee last week after ...

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 ...

If you search for the highest IQ on record, you will likely encounter the number 228, attributed to columnist Marilyn vos Savant, or the number 230, attributed to mathematician Terence Tao. However, ...

WASHINGTON (CN) — Two painstaking hours of arguments on Wednesday left the Supreme Court no closer to untangling whether an Alabama man’s intellectual disability should disqualify him for capital ...

IQ is back in the news with the Supreme Court’s third look at IQ and capital punishment since 2002. On December 10, 2025, the Court will hear arguments in Hamm v. Smith, a case about an Alabama ...

Everyone wonders just how smart they are…We are sure you have done at least one IQ test in your life, so you know the questions cover logic, pattern recognition, general knowledge, and problem-solving ...

Research has shown that children who are emotionally stable, motivated and capable of controlling their impulses do better at ...

Global IQ rankings often get a lot of attention because they try to compare average cognitive test scores across different ...