Use MAP and LAMBDA to build centralized, error-proof, and auto-spilling Excel spreadsheet systems.

Nest CHOOSECOLS inside UNIQUE to extract non-adjacent columns, and use INDIRECT for interactive header dropdowns.

Learn the difference between Excel COUNT and COUNTA, plus TEXTBEFORE and TEXTAFTER tricks, so you clean text and totals with confidence.

Excel now supports IMPORTTEXT and IMPORTCSV functions that load external text and CSV files as dynamic arrays, making it ...

Learn to calculate the Sharpe Ratio in Excel for insightful investment analysis. Our guide will help you assess risk versus ...

AI Copilot in Excel helps clean dates, split columns, and add currency formats, so you save time and make faster, clearer decisions.

Photo of Richard Feynman, taken in 1984 in the woods of the Robert Treat Paine Estate in Waltham, MA, while he and the ...

Two new studies point to a simple combo for better chatbot prompts, paste your request twice for straightforward tasks, then ...

YouTube now lets parents cap Shorts scrolling on supervised teen accounts, and it’s working on a zero setting that can shut ...

Learning quick skills like social media scheduling, video editing and proofreading could put you well on your way to a ...

Learn about gross, operating, and net profit margins, how each is calculated, and how businesses and investors can use them ...

A guide to the must-try French pharmacy beauty products — including formulas from Caudalíe, Nuxe, ialuset, and more.