In this video, learn how to create a cohort analysis in Excel, a model designed to analyze customer retention and understand ...

Excel validation lists avoid blanks and errors with TOCOL(ignore) plus FILTER; the spill range stays stable across worksheets.

If Excel is not using threads efficiently, calculations may take a long time to complete. Learn how to speed up calculating threads in Excel.

OpenAI launches ChatGPT for Excel powered by GPT-5.4, enabling users to build, update, and analyze spreadsheet models using plain language.

Microsoft has woven its generative AI technology throughout Microsoft 365, the company’s productivity suite. Its Copilot AI assistant is most often used in M365 apps for text-oriented actions, such as ...

Excel has outlasted many tech trends, and in the age of AI, it remains very much in the mix. While new platforms promise automation and out-of-the-box intelligence, many teams continue to rely on ...

People who interact with chatbots for emotional support or other personal reasons are likelier to report symptoms of depression or anxiety, a new study finds. The researchers from Mass General Brigham ...

The percentage of teachers who are using artificial intelligence-driven tools in their classrooms nearly doubled between 2023 and 2025, according to data from the EdWeek Research Center. In 2023, a ...

Q. I use Excel to do traditional linear forecasting, but I would like to upgrade to exponential smoothing for more accurate forecasts. Is there a way to do this in Excel? A. Accurate forecasting is ...

On Monday, Anthropic announced Opus 4.5, the latest version of its flagship model. It’s the last of Anthropic’s 4.5 series of models to be released, following the launch of Sonnet 4.5 in September and ...

An illustration Anthropic commissioned to mark the release of Opus 4.5. (Anthropic) Hot on the heels of Google's Gemini 3 Pro release, Anthropic has announced an update for its flagship Opus model.

Save hours on data entry and formula writing with my game-changing AI tips. From the laptops on your desk to satellites in space and AI that seems to be everywhere, I cover many topics at PCMag. I've ...