Mastering Excel goes far beyond SUM and VLOOKUP. By learning functions like COUNT, AVERAGE, SUMIF, SUBTOTAL, XLOOKUP, and INDEX/MATCH, you can find opportunities to improve your Excel sheet. Some ...

FILTER works well with other Excel functions like SORT and UNIQUE to create powerful data management combinations. You can ...

Organizing a weekend camping trip with friends, counting the number of attendees for a company dinner, collecting group assignments, or sending out event notifications... WeChat group relays are a ...

We list the best free office software, to make it simple and easy to try something different to Microsoft, but without having to pay for a license. However, over the years other companies have ...

Reporter covering climate change, energy and the environment. Chris Mooney writes about energy and the environment at The Washington Post. He previously worked at Mother Jones, where he wrote about ...

Scrambling jets is fast, loud, and expensive. This piece shows the math behind a scramble: fighter hours set the floor, ...