In the course of the 1970s, handheld electronic calculators transformed the way tens of millions of people did arithmetic. Engineers abandoned slide rules, business people gave up desktop calculating ...

“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 ...

Jerry Merryman, one of the inventors of the handheld electronic calculator, died Feb. 27 at a Dallas hospital. He was 86. The cause was complications of heart and kidney failure, said his stepdaughter ...