Create robust, backward-compatible Excel workbooks by leveraging the structural power of the ROWS function.

LAMBDA defines the custom logic, and SCAN moves that logic through your data range.

Artificial intelligence was the dominant technology story of 2025, and will remain so in 2026. For better or worse – or, more ...

Successful information technology businesses do not just have to stay with the times; it is far more complicated than that.

Once data is loaded into Excel, Copilot allows users to ask questions in natural language instead of building new formulas.

In the first three weeks of 2026, there have already been more than 400 new measles cases, as the U.S. looks to blow past ...

For decades, the Golden Gate Bridge averaged a suicide every week or two. In the second half of 2025, there wasn't a single ...

He is ranked No. 33 in the world. Can he rise to the top by using lessons from his father’s time on Wall Street? By Hugo Lindgren Forty-five current and former employees on the changes they say are ...

Introduction Globally, up to 15% of children and adolescents experience a mental health (MH) condition. In the UK, an increasing number of children and young people (CYP) are presenting to acute ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Thomas J Catalano is a CFP and Registered ...