In this day and age of tablets that have screens with over three million pixels, it’s easy to forget the humble pocket calculator, one of the world’s first examples of mobile computing. The New York ...

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 ...

If you spend any time around technology, and probably even if you don’t, then you’ll probably also have heard some variation on the saying, “There’s more computing power in your pocket than was used ...

When Dave Hicks fell in love at 13, it was head over heels like many boys. But the object of Hicks' affections fit neatly into a pocket, did square roots and spoke a language called Reverse Polish ...

Empire of the Sum: The Rise and Reign of the Pocket Calculator. By Keith Houston. W.W. Norton & Company; 384 pages; $32.50. To be published in Britain in October; £25 WHEN WAS the last time you used a ...

We’ve seen so many explorations of older semiconductors at the hands of [Ken Shirriff], that we know enough to expect a good read when he releases a new one. His latest doesn’t disappoint, as he ...

When is a pocket calculator more than just a calculator? [Andrew Menadue] has been pushing the limits of his 1970s Casio FX-502P by adding all sorts of modern functionality via the calculator’s ...

Before there were pocket calculators there were nuclear-age slide rules. These circular cardboard calculators, shown on the Oak Ridge Associated Universities Web site , measure all kinds of things ...