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 ...

Although the calculator of the future may resemble a handheld computer, Hewlett-Packard has decided that now is not the time to merge the two. The company has pulled the plug on Xpander, a graphing ...

They can do everything from plot complex equations to even play games like Doom (if you have enough rotting potatoes) but the handheld calculator started out as a very simple device capable of ...

WASHINGTON — In a darkened Algebra II classroom, all eyes were on an illuminated graphing calculator projected 3 feet high on the white board as students studied a series of graphs and talked about ...

In an age when mobile phones routinely take photos, shoot video, play music and send e-mail, it's easy to forget that simple, hand-held calculators once seemed high-tech. An electronic gadget that ...

WASHINGTON –- In 1965, the consumer electronics revolution that would result in PCs, iPods, smart phones and myriad other electronic devices was still years off. And the predecessors of the integrated ...

Before there were Palms, Pocket PCs, Psions or even Sharp Wizards, there were calculators. Not big mechanical adding machines, but portable models made by Hewlett-Packard that everyone from grade ...

As part of its year-long 35th anniversary celebration of the company’s entry in the handheld calculator business, HP also named the winners of its nationwide calculator video contest. The HP 35s pays ...

Add Yahoo as a preferred source to see more of our stories on Google. RICHMOND, Va. (DC News Now) — The days of using hand-held calculators aren’t entirely gone, but when it comes to testing in ...