Master Excel’s most versatile logical gatekeeper to validate inputs, prevent math crashes, and automate complex spreadsheet ...

Do yourself a favor and upgrade from what works to what works best.

Traditional methods for creating dynamic drop-down lists in Excel, such as using INDIRECT or named ranges, often come with significant limitations. These approaches can break when tables are renamed, ...

The AI updates aren't slowing down. Literally two days after OpenAI launched a new underlying AI model for ChatGPT called GPT-5.3 Instant, the company has unveiled another, even more massive upgrade: ...

We sit here writing about investments every day. For those of us who are deep into the investment world, it's easy to lose sight of the reality that most people face: Managing your own investments is ...

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 ...

The original version of this story appeared in Quanta Magazine. In 1939, upon arriving late to his statistics course at UC Berkeley, George Dantzig—a first-year graduate student—copied two problems ...

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.

The legendary actor said he's "a little cross these days" hearing people use the name of Konstantin Stanislavski's acting technique as a derogatory term. Ryan Coleman is a news writer for ...

I wore the world's first HDR10 smart glasses TCL's new E Ink tablet beats the Remarkable and Kindle Anker's new charger is one of the most unique I've ever seen Best laptop cooling pads Best flip ...