You’ve no doubt heard the carpentry proverb “Measure twice, cut once” and may even have made it a mantra for your own projects. But unless you know how to use a tape measure and correctly read its ...

Draw geometric shapes using mirrors and reflected laser light. Improve your aim—and practice spatial reasoning—by bouncing laser light off a series of mirrors. Learn about geometry and discover the ...

Smart scales track changes in your muscle mass, body fat percentage and other health metrics — but how do smart scales work, and how accurate are they? When you purchase through links on our site, we ...

WASHINGTON — Starting this fall, the NFL will retire the use of chain crews to measure for first downs in favor of camera-based technology that can determine the distance automatically, the league ...

Everyone has been proclaiming video as the crown jewel of marketing for more than a decade now, and its power only seems to increase with time. A whopping 91% of businesses used video as a marketing ...

Body mass index, or BMI, has long been criticized as a flawed method for measuring obesity — and now a group of experts is sharing new recommendations. BMI is a formula that uses a person's height and ...

Have you ever needed to draw a perfect right angle or precisely measure an angle while working on a project? If you’re not sure what tool to use for that, you need a set square. These nifty little ...