Is an intellectual disability a condition, or a number on an IQ test? Here's why an Alabama death penalty case at the Supreme ...

Scientists have identified the genetic basis of a disorder causing intellectual disability, affecting approximately one in 20,000 young people. The disorder is characterized by symptoms including ...

Intellectual disability is a disorder marked by below-average intellectual function and a lack of skills necessary for independent daily living. The condition begins in the developmental period. The ...

U.S. Supreme Court Justices Clarence Thomas and Samuel Alito appeared inclined to side with the state of Alabama during ...

The case involves an Alabama man who challenged his death sentence after a murder conviction because of his varying results in a series of I.Q. tests.

FILE - This microscope image shows the 46 human chromosomes, blue, with telomeres appearing as white pinpoints. Scientists have found the genetic cause of a neurodevelopmental disorder that they ...

Disability rights groups argue that a new guardianship law creates a two-tier system that strips people with intellectual ...

Scientists have uncovered a rare genetic cause of intellectual disability in a historically overlooked part of the human genome: so-called junk DNA. This knowledge could someday help to diagnose some ...

The justices wrestled with whether to allow Alabama to execute a man with low cognitive function, a ruling that could set new ...

People with intellectual disabilities, such as those with Down syndrome or fetal alcohol spectrum disorder, have historically had shorter life expectancies than the general population, but data from a ...

On Oct. 10, Gov. Gavin Newsom signed into law AB 447, which authorizes public higher education in California to provide educationally equitable environments that give each Californian, regardless of ...