You can use your computer to calculate data for your business reports, expenses and other needs. The Windows operating system includes a native Calculator app that offers more than just basic ...

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 ...

Many high school students need to use a graphing calculator for math and science classes and for parts of the SAT and ACT—sure, a laptop would work, but they’re not allowed because teachers and ...

The early days of modern computing were downright weird, and the HP 9830B is a strange one indeed: it’s a gigantic calculator, running BASIC, on a CPU implemented over a dozen cards using discrete ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. In addition to publishing textbooks ...