Do you want to see how locked in you were to the world’s headlines in 2025? Take my 2025 “News IQ” Test to see if you can ...

Engaging System 2 requires significant metabolic energy. Your brain consumes a lot of your body’s energy as it is; intense ...

Are you ready for the ultimate cognitive ability test?Inspired by the WISC® - the kid-friendly version of the WAIS® ...

This is a straightforward vocabulary test, so if you've ever taken the SATs, this will feel totally familiar. Take the quiz here. It's highly unlikely you'll ever need to write something without spell ...

The universe has no brain. It has no gray matter, no nervous system, no neurons firing electrical impulses—and yet, that physical structure may not be where intelligence and consciousness actually ...

A team of neuroscientists investigates communication pathways in the brain and predicts intelligence. A new study approach uses machine learning to improve our conceptual understanding of intelligence ...

In the early 1900s, the French government passed a new law, which would require all children to attend school. Naturally, some children would need more specialized assistance and care than others. And ...