Screen shot of the census dotmap (image via bmander.com) This is what we look like. You, me, and everybody else in North America: one dot each. 454, 064,098 dots. The creator of this maximal overview ...

Dot matrix printers, also known as impact matrix devices, are an older kind of printer that relies on an ink-soaked ribbon similar to that used in a typewriter. These devices were the most common ...