Editor’s note: Also see Ken Coffman’s blog: The HP15C returns as an iPhone app. With the emergence of hand-sized computers, calculators have lost some of their former prominence, yet they continue to ...

Here is a useful and free Website that just came to my attention: Calculator Edge. It uses a fill-in-the-blanks, push-a-button approach to solving problems in a wide range of engineering disciplines: ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This is an engineering prototype for ...

The long, long history of the calculator starts with centuries of mechanical engineering, but in the 1960s, a shift began. The advent of the transistor suddenly allowed the humble calculator to leap ...