A new proof has debunked a conspiracy that mathematicians feared might haunt the number line. In doing so, it has given them another set of tools for understanding arithmetic’s fundamental building ...

Optical illusions are fascinating puzzles that are designed to trick our brains into seeing something that isn’t quite what ...

An optical illusion is a visual phenomenon where our eyes perceive something differently from reality, tricking the brain into misinterpreting what it sees. These illusions occur because the brain ...