Visual tour: From the abacus to the iPod

A new exhibit at the Computer History Museum showcases more than 20 major areas of computer history. Here are some highlights.
  • 1 of 17

Credit: The Computer History Museum, copyright Mark Richards

The abacus

Perhaps the oldest continuously used calculating tool aside from fingers, the abacus is a masterpiece of power and simplicity. Abacuses were widely used in Asia and Europe for centuries, and remain common today.

Return to slideshow
Join the discussion
Be the first to comment on this article. Our Commenting Policies