Explorer

A detector from Waterloo, Ontario’s KA Imaging allows for clearer visualization of a patient’s lungs.

Last summer, the Canada Science and Technology Museum offered up access to its collection so that researcher Jennifer Thivierge could study “keypunch girls” — the women who punched holes in data cards and fed them into machines or tabulators, starting in the 1950s. The University of Ottawa’s Gazette writes about her findings, and what they say about gender discrimination within the field of computer science.

Between 1952 and 1959, Avro Canada developed an advanced all-weather fighter interceptor called the CF-105 Arrow. This aircraft, with its futuristic, delta-wing design, captured Canadians’ imaginations in a way few projects have, before or since.