Excel and Google Sheets have three functions to calculate the internal rate of return: IRR, XIRR, and MIRR. Learn how these functions can calculate investment returns.

Microsoft's spreadsheet program can do way more than you might realize. These are the hacks and tricks you need to know.

Tech Mobile Phones I Finally Cleared Out My Duplicate iPhone Photos. It Was Weirdly Therapeutic Your iPhone might be hoarding space-wasting duplicates. Here's how to find and delete them.

Find the data you need in an Excel sheet more easily with these functions.

Our collection of downloadable, printable cheat sheets for the 2025 fantasy football season, including PPR, non-PPR and dynasty/keeper leagues.

The best sheets include tested-and-approved bedding (percale, sateen, and beyond) from brands like Saatva, Brooklinen, Cultiver, and more.

We spoke to visual design vendor Canva's Duncan Clark about its new spreadsheet-based foray into data visualization and data-driven automation.

Misunderstood “photophoresis” effect could loft metal sheets to exosphere Photophoresis can generate a tiny bit of lift without any moving parts.

Duplicate accounts also often represent real activity from the same person using multiple profiles, according to Facebook CFO Dave Whener.

Analysis of variance (ANOVA) is a statistical analysis tool that separates the total variability found within a data set into two components: random and systematic factors.