PCMag on MSN

These 47 expert Excel tricks will transform you into a power user

Microsoft's spreadsheet program can do way more than you might imagine. These are the hacks and tricks you need to know.
PC Magazine

These 47 Expert Excel Tricks Will Transform You Into a Power User

Microsoft's spreadsheet program can do way more than you might imagine. These are the hacks and tricks you need to know. Our team tests, rates, and reviews more than 1,500 products each year to help ...
How-To Geek on MSN

90% of Excel spreadsheets contain errors: Here’s how to fix yours

Studies, including those by spreadsheet researcher Raymond Panko, estimate that up to 90% of all spreadsheets contain at ...

Learn What GROUPBY Can Really Do in Excel : From Smart Sorting to Percent of Totals

Learn how GROUPBY passes both subset and full arrays into LAMBDA in Excel, letting you compute percent shares fast and explain results clearly.

Master Sharpe Ratio Calculation in Excel for Better Investing

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

Artificial Intelligence (AI): What It Is, How It Works, Types, and Uses

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Gordon Scott has been an active investor and ...
NPR

Technology

January 12, 2026 • Malaysia and Indonesia have become the first countries to block Grok, the artificial intelligence chatbot developed by Elon Musk's xAI, after authorities said it was being misused ...