Information technology has been around since the first humans drew symbols in the sand or on the rocks. Here are a few pieces of technology that were significant advances in their day.

Abacus - Igor Filippov, Ottawa, Ontario, Canada

Core Storage, Louis Charron, Ottawa, Ontario, Canada

CAD/CAM machine, Art Johnson, Ottawa, Ontario, Canada

When you're in Ottawa, Canada, you can visit "Log On", a special exhibit on computer technology in Canada, at the National Museum of Science and Technology on Lancaster Road, east of St-Laurent Blvd.