Cordless string trimmers are quieter and more eco-friendly than their gas-guzzling cousins. We tested today’s top models to find out how they fared.

Learn how Excel's LAMBDA function can simplify formulas, create custom functions, and streamline your spreadsheets with ease.

Specifically, you can use Power Query to import a single dataset like an Excel workbook, a table from a website, or a database. Alternatively, you can import multiple datasets from worksheets in an ...