Physics can feel inscrutable to students; this lesson helps them understand a graphing problem by analyzing their own ...

Tools like Excel and Google Sheets are ubiquitous these days, and learning how to use them more effectively will quickly ...

Knowing how many calories you burned on a run isn’t required. Calorie-counting can foster a complicated—and sometimes unhealthy—relationship with food and exercise. When you go for a run, you know you ...

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For 30 years, the technology that could help save the world has been in the hands of children. Solar calculators were such a routine part of math class from the mid-1980s onward that they barely ...

For a long time, runners have relied on the 10-percent rule that cautions against increasing weekly mileage by more than 10 percent each week to avoid running-related injuries. While this method is ...

Anyone who's been through a high-school algebra class surely remembers using a TI graphing calculator. But who had a calculator like this one? Apple started the trend with the rose gold iPhone, and ...

Net worth is assets (what you own) minus liabilities (what you owe). Our free calculator can measure your net worth. Many, or all, of the products featured on this page are from our advertising ...

James has been writing about technology for years but has loved it since the early 90s. While his main areas of expertise are maker tools -- 3D printers, vinyl cutters, paper printers, and laser ...

Scientists at EPFL have reimagined 3D printing by turning simple hydrogels into tough metals and ceramics. Their process allows multiple infusions of metal salts that form dense, high-strength ...