Introduction"I want to take an IQ test that uses shapes and patterns rather than language-based questions.""I want to know ...

Age-related declines in abstract reasoning ability predict increasing depressive symptoms in subsequent years, according to data from a longitudinal study of older adults in Scotland. Age-related ...

The oldest collection of mass-produced prehistoric bone tools reveal that human ancestors were likely capable of more advanced abstract reasoning one million years earlier than thought, finds a new ...