Animals measure distances and weight for their survival. On the other hand, stemming from their need to communicate to live in society, humans created languages and, later, established the standards ...

This device is used for contactless scanning and geometrical parameter measurement of the inner diameter of pipes, bushes, holes and tubes among others. It is suitable for large-scale production ...

The Korea Research Institute of Standards and Science has successfully developed a length measurement system that achieves a level of precision approaching the theoretical limit allowed by quantum ...

A behind-the-scenes blog about research methods at Pew Research Center. For our latest findings, visit pewresearch.org. (Related post: On a scale from 1 to 10, how much do the numbers used in survey ...