Once data is loaded into Excel, Copilot allows users to ask questions in natural language instead of building new formulas.

This video explains how the dollar sign is used in Excel formulas to control whether cell references stay fixed or change when copied. It covers absolute, relative, and mixed references, helping users ...

As Microsoft ramps up Copilot’s capabilities in Excel, the AI tool is becoming genuinely useful for spreadsheet work.

Steven Nickolas is a writer and has 10+ years of experience working as a consultant to retail and institutional investors. Khadija Khartit is a strategy, investment, and funding expert, and an ...

Welcome to the ME 270 course website for the Spring 2026 term. The material on this site is a complement to the lecture book for the course. And, all material here is accessible without the need to ...

Chocolate or strawberry? Life or death? We make some choices quickly and automatically, relying on mental shortcuts our brains have developed over the years to guide us in the best course of action.