When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Jun Sato/WireImage/Getty Images As guitarists, we’re always looking for new sounds and ...

The Wong-Baker Faces Pain Rating scale is a self-assessment tool that helps communication about physical pain. It uses a combination of faces, numbers, and words, providing multiple ways for a person ...

Siemens belt scale shown with Siemens Milltronics BW500 integrator. It’s easy to become overwhelmed by all the digital technologies and data handling processes involved with the Industrial Internet of ...

A behind-the-scenes blog about research methods at Pew Research Center. For our latest findings, visit pewresearch.org. You’re probably familiar with surveys that ask you to rate yourself on a scale ...