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

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

IQ tests are simple brain teasers that test your intelligence and critical thinking skills. These puzzles stimulate your brain and test your logical and analytical abilities. IQ tests are an excellent ...

IQ tests are considered one of the most popular puzzle games to test the intelligence of an individual. In these tests, a ...

Average IQ varies depending on geographic location, resource access, and much more.

Retirement can easily last more than two decades, which is why it takes saving and planning. It also requires at least basic ...

An optical illusion is a visual phenomenon where our eyes perceive something differently from reality, tricking the brain into misinterpreting what it sees. These illusions occur because the brain ...

From twinkling constellations to stellar life cycles, this starry skywatching quiz will test your cosmic knowledge.

Starting next month, green card holders seeking to become U.S. citizens will be taking a new and longer version of the naturalization test. The 2025 Naturalization Civics Test will have more potential ...

The best way to tell if you’re getting what you’re paying for each month is by running a simple internet speed test. We'll show you how. Joe Supan is a senior writer for CNET covering home technology, ...

The intelligence quotient (IQ) is a standardized measure of cognition, or your ability to think, understand, reason, learn, and remember. By design, the average IQ score is 100. Higher IQ scores are ...

WASHINGTON, DC: A years-old claim about President Donald Trump's IQ has resurfaced online. According to it, the Republican leader reportedly scored 73 on an IQ test during his first year at New York ...