If your business uses spreadsheets, you may find it necessary to count the number of cells containing data in a worksheet. You might also need to determine how many cells are empty or if the values of ...

Mr. Bannon is the chief librarian at the New York Public Library, where he is also director of branch libraries and education. Nov. 23, 2025 As a librarian, I get a lot of questions. One I am hearing ...

Rules of thumb for maintaining healthy lifestyles may seem ubiquitous. They dictate how many steps we should be getting in a day or how many glasses of water we need to stay hydrated. But how many of ...