The abacus is considered the oldest calculating device used by humans but in the 1940s, a Korean man invented an abacus-like counting method using fingers called jisanbeop or chisanbop, a term that ...

The more-than-2,000-year-old abacus is facing extinction in China, but some are trying to revive the use of this ancient counting device.

In this article we visit Japanese firm Tomoe Soroban to learn about the changing role of the age-old counting device.

If you have picked up an abacus from a thrift store and watched your toddler play with the beads, like I have, and wondered if that's all there is to it, read on. Using an abacus ("soroban"), that ...

The device consists of several rows of beads grouped in tens and mounted on a frame. Maths calculations are made by sliding beads back and forth to represent the various numbers in the calculation.

The Zhusuan, otherwise known as the Chinese abacus was officially listed as an intangible cultural heritage at the 8th Annual UNESCO World Heritage Congress on December 4th in Baku, Azerbaijan.