In theory, a reaction to an out-of-place mark in a reflection is assumed to be evidence of self-recognition for other animals as well. Chimpanzees, elephants, and dolphins are just some that have ...

Understanding how your mind actually works and thinks through problems reveals why you excel in some areas and struggle in ...

IQ tests are gaining popularity online as more people seek measurable insight into intelligence, self-optimization and ...

Because they lack critical thinking skills and find it difficult to connect with others, low IQ people tend to say these 11 blah statements on a regular basis.

This story about intelligence testing in schools was produced by the Hechinger Report, a nonprofit, independent news organization focused on inequality and innovation in education. Sign up for the ...