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

Spreadsheets are far more than just rows and columns-they're the backbone of modern data management. Whether you're tracking expenses, analyzing business ...

Linux has a ton of applications you can install, some of which you may not have heard of. These obscure apps are waiting to help improve your productivity.

Linux has a ton of applications you can install, some of which are lesser-known but still useful. These obscure apps are waiting to help improve your productivity.

Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I really like to use numerical calculations without all the fancy programming ...

Microsoft is adding a COPILOT function to Excel, letting you use natural language prompts inside formulas to analyze, summarize, and categorize data.

Variance is a measurement of the spread between numbers in a data set. Investors use the variance equation to evaluate a portfolio’s asset allocation.

The C.H.I.E.F.S. Formula is an approach to goal setting that real estate professionals can use to bring structure and balance to their lives.

The capital asset pricing model (CAPM) can help you evaluate a stock's potential for reward within the context of its inherent risk.

Hertz customers charged for minor damages by AI scanners can fight back using these phone apps By Ariel Zilber Published Aug. 13, 2025, 1:07 p.m. ET ...