If you've ever tried building a product catalog in Excel, you know the headache — images float over cells, they don't move ...

Cells are the basic units of life — but when it comes to cells, if you think basic means simple, think again. Cells are complicated, with many millions of biochemical reactions per second seething ...

The SCAN function lives in a single cell and spills the results down the column, ensuring my totals are always structurally ...