In most counting scenarios in Excel, COUNTBLANK reliably counts blank cells, and COUNTA reliably counts populated cells.

Create a CRM using Excel with dropdown customer selection and FILTER plus XLOOKUP, saving time while keeping leads and deals ...

Excel processes the range (A1:A10) by converting it into an array in memory. This array is what Excel works with to calculate the sum. The distinction is subtle but important: while the range is the ...

Master the principles of MS/MS in proteomics to improve peptide sequencing accuracy. This guide covers fragmentation methods, ...

Faith writes guides, how-tos, and roundups on the latest Android games and apps for Android Police. You'll find her writing about the newest free-to-play game to hit Android or discussing her paranoia ...

Lotto is a game of chance, but can strategy also come into play? We asked statisticians and looked at the data to find out how to win Powerball. Powerball is all luck—jackpot odds are 1 in 292 million ...

This important study establishes the first vertebrate models of DeSanto-Shinawi Syndrome, revealing conserved craniofacial and social and behavioral phenotypes across mouse and zebrafish that mirror ...

Mast cell activation syndrome is a condition that causes mast cells to release an inappropriate amount of chemicals into your body. This causes allergy symptoms and a wide range of other symptoms.

PVDF used as a cathode binder was held classifiable under tariff item 3904 69 90. The ruling clarifies treatment of ...

Steffini Stalos, DO, FCAP, is a pathology and lab medicine physician. She is also the chief medical officer of the lab consultancy firm Blood Associates, LLC. Mean corpuscular hemoglobin concentration ...