Over 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 ...

While we might have started out using our fingers and toes to count, humanity has been busy designing machines to help with calculations for hundreds of years. From early counting devices to modern ...

Jerry Merryman, one of three people at Texas Instruments credited with inventing the world’s first handheld electronic calculator in the 1960s, died at a Dallas hospital on February 27. Merryman was ...