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 ...

Fix Excel formulas that won’t spill! Learn how to troubleshoot #VALUE errors caused by Analysis ToolPak functions and improve your workflow.

Michelle is a lead editor at Forbes Advisor. She has been a journalist for over 35 years, writing about insurance for consumers for the last decade. Prior to covering insurance, Michelle was a ...