A FLOP is a single floating‑point operation, meaning one arithmetic calculation (add, subtract, multiply, or divide) on ...

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

November 24, 2025 • Our annual reading guide returns with 380+ new titles handpicked by NPR staff and trusted critics. Find 13 years of recommendations all in one place — that's more than 4,000 great ...