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 ...

Background: Accuracy of neonatal length measurement may be influenced by the reluctance of the measurer to forcefully extend both lower limbs against the normal flexor posture. On the other hand, ...

Context: Accurate determination of the length of very young children is important because weight-for-length standards are used to assess both under- and overweight. Clinical measurements of length, ...

This may feel like specialist information, but for serious engine builders and home mechanics with a project themselves, checking the pushrod length may be a pain in the neck, but it’s worth doing.

Once upon a time, I was involved in an abortive attempt to measure the variation of the fundamental constants. Thanks to that experience, I’ve always had an interest in these measurements, so a new ...