An optical illusion is a visual phenomenon where our perception of an image differs from objective reality. This image is perceived as a geometric optical illusion. These optical illusions occur due ...

Strong spatial skills are critical for everyday tasks and across many careers—they also strengthen students’ math performance.

The second year of a child's life is a period of explosive cognitive growth, marked by rapid development in language, dexterity, and problem-solving. At age two, toddlers transition from sensory ...

Retired Supreme Court Justice Anthony Kennedy says he is troubled that partisanship seemed to be “creeping its way into the court,” and that the state of political discourse in the country ...

Isn’t it comforting to settle in with a good book that you already know? Microids certainly seem to hope so, as their Studio Lyon is snuggling yet another Christie classic right into your Switch.

Short-term memory is finite and fills up quickly. Here are 7 ways we can free up space for clearer-headed mathematical thinking.

Abstract: Reservoir sampling is widely employed to characterize connectivity of large graph streams by producing edge samples. However, existing reservoir-based sampling methods mainly characterize ...

Corn yield results not from the number of plants in a field but rather the number of ears — photocopied ears of sufficient length and girth. Gaps in a stand and plants without ears contribute nothing ...

An introduction to the structure of deductive arguments, how to evaluate them, and why a bad argument doesn’t necessarily mean the conclusion is false.