I used to think a 50MB Excel file meant I had a lot of data. I was wrong. It actually meant my workbook was a cluttered mess of hidden caches and ghost data. I managed to reclaim my storage and speed ...

Use the Sharpe ratio to evaluate an asset's risk vs. return Yarilet Perez is an experienced multimedia journalist and fact-checker with a Master of Science in Journalism. She has worked in multiple ...

In the 1990s some computer games had a "boss key" that allowed staff to call up an Excel spreadsheet if they needed to look like they were working. Now bosses might frown upon a worker caught ...

Steven Nickolas is a writer and has 10+ years of experience working as a consultant to retail and institutional investors. Khadija Khartit is a strategy, investment, and funding expert, and an ...

Calculating prodigies are individuals who are exceptional at quickly and accurately solving complex mental calculations. With positron emission tomography (PET), we investigated the neural bases of ...