Fragmenting your data across many Excel tabs is a common habit that silently kills file performance, introduces hidden errors ...

Learn when FILTER beats XLOOKUP, when it does not, and how to handle multiple matches, nth items, and multi-condition lookups with clear steps.

REDUCE allows you to iterate through your data, building your result step-by-step, in the same way a loop operates in a ...

The Washington Post, beginning Nov. 1, 2019, will allow its syndicated columns to appear only in print. The columns will still be available as part of our e-edition newspaper online, but they will not ...

Christina Iverson and Scott Hogan are especially articulate in this crossword puzzle. By Sam Corbin Zhouqin Burnikel takes a layered approach. By Sam Corbin Amie Walker makes a Sunday debut puzzle for ...

Information about homicides is released daily by the city of Chicago. The release of homicide victims’ names is delayed by two weeks to allow time for the victims’ families to be notified of a death ...