When Andrew Grigolyunovich first started using Excel more than two decades ago, he never imagined the spreadsheet program would land him in Las Vegas or on ESPN.   The Latvian financial consultant ...

If you use Excel 40 hours a week (and those are the weeks you are on vacation), welcome to the MrExcel channel. Home to 2,400 free Excel tutorials. Bill "MrExcel" Jelen is the author of 67 books about ...

Learn how to unlock Excel’s hidden features with GROUPBY and create visually compelling, accurate reports like never before.

Learn to master Excel Copilot for analyzing feedback, uncovering trends, and improving decision-making with AI-powered tools.

Microsoft Copilot introduces Agent Mode in Office apps, enabling smarter document creation, analysis, and collaboration ...

Utilizing market research to inform decision-making begins with clearly identifying the objective: What specific goal am I ...

Stanford researchers recently showed the promise of AI as a stockpicker, but only in the right hands. In a study released in ...

Abstract: Modeling a complex system with a large number of variables at one time and collecting global data on a large scale is usually not practical. It is ideal to model the global system according ...

I was preparing for my early morning class back in January 2025 when I received a notice regarding an asteroid called 2024 YR4. It said the probability it could hit Earth was unusually high. As ...

I have been studying planetary defense, particularly being part of past, ongoing, and future small body missions. I was part of the NASA/DART mission. I am currently part of the NASA/Lucy mission and ...