I received an email with a chart that supposedly ranks the intelligence quotients of U.S. presidents, along with the claim that President-elect Donald Trump would ...

When IQ scores are plotted on a graph, they typically follow a bell-shaped curve, often called the bell curve. The peak of ...

Grant (120). (While some on social media claimed that President Barack Obama was omitted from this list because his IQ score was so low, the real reason is that this data was compiled in 2006 ...