Learn how Excel functions can act as data using LAMBDA, LET, and BYROW, so you reuse logic and cut formula edits.

The deadline to file a claim for money from the $177 million AT&T class action settlement is coming up. AT&T agreed to the settlement to resolve a lawsuit that accused it of failing to protect ...

Documenting 3D printing data reveals trends, helps with budgeting, and boosts confidence in the printing process. Analyzing printing data saves time and money, aids in spotting patterns for supply ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Somer G. Anderson is CPA, doctor of accounting, and an accounting and finance professor who ...

Discover how Excel's Goal Seek reverses calculations to find input values from known outcomes and enhances your data analysis skills.

AT&T's $177 million settlement is for data breaches in 2019 and 2024. Claim up to $5,000 (first breach) and $2,500 (Snowflake hack), or both. File claim by Dec. 18, 2025, either online or by mail. If ...