Avi Atias, my computer technician in Israel, has a small company called Abacus. The other day, I asked him how he came to choose the name. “A friend suggested it,” he said. “I was looking for a word ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Robert Kelly is managing director of XTS ...

Photo Caption: A Japanese abacus (soroban) held over an older style Chinese abacus (suan pan). Photograph by Forrest M. Mims III. Can the old-fashioned one-room schoolhouse provide new lessons for ...

Before the world had electronic calculators, smartphones, the Google search bar, or even paper -- there was the abacus. The simple rectangular gadget doesn’t require batteries, RAM, or the internet to ...