From AR-powered rulers to GPS-based land survey tools, these 8 best measuring apps for iPhone and Android let you measure length, height, area, and even perimeters on the go. Accurate, versatile, and ...

If you are into precision engine building, you've no doubt heard the standard line for establishing the proper pushrod length: With proper pushrod length, the rocker tip should be in the center of the ...

Golf club length is easily checked with the correct ruler, but even with the right tools, there are different ways to interpret the information depending on the person doing the measuring. Each method ...

We've known for years that a short cervix is a risk factor for a preterm delivery. Now we have an easy way to measure and correct this issue. My patient was 22 years old and midway through her first ...

How to measure the length of a piece of wood, a python and a football pitch. The approximation of length is discussed before a demonstration of how to record the measurement using different units: ...