Test your vision and IQ with this optical illusion challenge! Spot all 11 hidden cats around the old lady in just 11 ...

Jenna Bush Hager surprises guest co-host Dwyane Wade live in Studio 1A with a visit from “Scandal” star Bellamy Young! Young ...

This brain teaser IQ test challenges readers with the highest level of intelligence to identify the odd one out in the ...

Optical illusions are fun visual puzzles that play tricks on your eyes and brain. What you see in these images often doesn’t ...

Natalie Nakase had a heated moment and got her first technical foul as the Valkyries' head coach on Saturday against the Lynx ...

A Cambridge University professor has been accused of deliberately flunking IQ and memory tests in a bid to boost a £1m brain damage compensation claim over botched treatment for a stroke.

IQ tests have been around for 100 years, but their history is contentious. Learn their history, how they work, and how accurate they really are.

IQ tests, or Intelligence Quotient tests, assess a person's cognitive abilities and problem-solving skills. These tests evaluate an individual's mental functions such as logical reasoning, pattern ...

Performance on cognitive tests does improve with practice. For example, a study found that just taking a common nonverbal reasoning test twice increases scores by roughly the equivalent of eight ...

For generations, intelligence tests have played an outsize role in America. IQ tests’ centrality in many schools is now slowly starting to ebb after decades of research showing their potential for ...