When it comes to working with data in a tabular form, most people reach for a spreadsheet. That’s not a bad choice: Microsoft Excel and similar programs are familiar and loaded with functionality for ...

Python -O won’t magically make every script faster, but in the right workloads it’s a free win—here’s how to test it safely.

Rena Cohen’s first Sunday puzzle gives something to everyone. By Caitlin Lovinger Jump to: Tricky Clues | Today’s Theme SUNDAY PUZZLE — Will Shortz, in his print introduction to this grid, writes: ...

This post is part of a mini-series on seven principles for living gratefully: the principles of gifts, abundance, precarious goodness, prioritizing goodness, promoting goodness, nourishing reliance, ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. There’s an art and a ...

Choose this cost-friendly pair of sneakers to keep your feet comfortable all day long. As I've gotten older, I've come to appreciate the benefits of comfortable footwear. Whether I'm heading out for a ...