IQ tests have shaped how we define “smart” for generations. Now, experts are challenging the system—and what it’s been ...

Medically reviewed by Dakari Quimby, PhD The average IQ score is designed to be 100.Genetics accounts for about 50% of the IQ ...

Explore the science behind online IQ testing, cognitive assessment, and brain training. Learn how modern platforms such as ...

John, 12-years-old, is three times as old as his brother. How old will John be when he is twice as old as his brother? Two families go bowling. While they are bowling, they order a pizza for £12, six ...

Online IQ “quizzes” purport to be able to tell you whether or not “you have what it takes to be a member of the world’s most prestigious high IQ society”. But despite this hype, the relevance, ...

Seemingly no one wants a low IQ. People with self-reported low intelligence quotients describe struggling with self-esteem issues and romantic hardships. The Environmental Protection Agency is ...

People are getting dumber, according to science. There are a lot of theories why IQ tests are falling. Some say it’s bad food, poor schools, or obscene amounts of screen time. Others suggest it’s a ...

Big Data has already changed shopping, banking, and healthcare. Now it is changing how minds get tested too.An IQ score used ...