As PCMag's resident data journalist, I practically live in Microsoft Excel. I've learned that it's capable of far more than I ...

I make short, to-the-point online math tutorials. I struggled with math growing up and have been able to use those experiences to help students improve in math through practical applications and tips.

Imagine walking into a job interview where your ability to transform raw data into actionable insights sets you apart from every other candidate. In 2026, employers will prioritize professionals who ...

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 ...

Have you ever spent hours crafting a timeline chart, only to abandon it because it was too clunky, rigid, or just plain uninspiring? You’re not alone. Many tools promise sleek visuals but fall short ...

The Change Chart Type utility in Microsoft Excel features several graphs from which you can select to convert your current Excel chart into a graph. Choosing a new graph type from the utility ...

Functional programming, as the name implies, is about functions. While functions are part of just about every programming paradigm, including JavaScript, a functional programmer has unique ...

Charts and sparklines are powerful data visualization tools in Excel. Here’s a guide to the most popular chart types in Excel and how to best use them. Microsoft Excel offers a plethora of tools for ...

Q. My supervisor wants me to include more data visualizations in my projects. Do you have any suggestions? A. Data visualization transforms raw data into graphical representations, making complex ...