On This Day in Tech History
Stories Published July 27 Throughout History
Historic Tech Events
Frederick Banting Discovers Insulin
Researchers at the University of Toronto led by Frederick Banting and Charles Best successfully isolated and purified insulin for the first time. The discovery revolutionized the treatment of diabetes and saved countless lives.
IBM Introduced System/360 Model 20

IBM announced the System/360 Model 20, a smaller and less expensive version of its mainframe computers, aimed at smaller businesses. This was part of the broader System/360 family, which significantly impacted the computing industry by offering a range of compatible machines.
First Commercial Jet Made Test Flight

The de Havilland Comet, the world's first commercial jet airliner, successfully completed its test flight. This marked a significant milestone in aviation history, paving the way for modern commercial air travel.
2024
2023
Shaping the Future of Blockchain and Crypto Education: A Conversation With Cryptonauts' Nathan Leung
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2018