A woman standing next to a calculator taller than herself. Though we may not think about it, math and calculations permeate our everyday lives. We calculate tips at restaurants, determine how much ...

Form is temporary, function is permanent. The most important inventions are the ones that relate to the human condition, and they crop up over and over again. Below, Houston shares five key insights ...

Most people take calculators for granted, especially now that they’re built into our phones. But the noble pocket calculator has a long, surprisingly colorful history. The Twitter account Pulp ...

“The first digital use of the transistor for consumers was in a calculator,” says Rick Bensene, curator of the Old Calculator Web Museum. Our series on the birth of the transistor — and with it, the ...

I first learned about the Curta from this January 2004 article in Scientific American, by Cliff Stoll. Unfortunately, the article is not available for free. But you can purchase a PDF of the whole Jan ...