A challenging optical illusion is testing people's observation skills by hiding a single '795' within a grid of '765s'. This ...

This brain teaser will challenge your logical reasoning, visual perception, and intelligence. Can you notice subtle details ...

IQ tests challenge your intelligence and the ability to observe minute details. You will be among the top 1% of readers if ...

A recent study of cognitive analyses says the average intelligence quotient, or IQ, in the United States is about 98.

New research complicates the old consensus that IQ is largely fixed, and that's good news for anyone looking to boost their ...

Identical twins who were raised apart may have IQ differences similar to those of total strangers, according to new research.

Think you’ve got a sharp language IQ? It’s time to prove it. This 27-question quiz will put your knowledge of word roots and ...

The 79-year-old president shows no sign of abandoning his obsession with intelligence, even as concern for his cognitive ...

A viral Reddit post about an online MyIQ test sparked reflection on how we equate intelligence with self-worth. Discover why ...

Which basically means bigger brain, bigger head, bigger smarts. The evidence was so accurate that they were even able to ...

Aston Martin Aramco have unveiled the first bespoke livery in the team’s history, a science-inspired, one-off design that ...