Infrared (IR) data transmission is one of the oldest and most elegant wireless communication technologies — invisible to the human eye, yet quietly powering everything from TV remotes to industrial sensors. While it may seem overshadowed by Wi-Fi and Bluetooth today, infrared remains a remarkably capable and reliable technology with a broad range of applications.
(more…)Tag: history
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The 3.5-Inch Floppy Disk: A Small Square That Changed Computing
Before USB drives, cloud storage, and email attachments, there was the floppy disk. The 3.5-inch floppy disk, introduced in the early 1980s, became one of the most iconic and widely used data storage media of the 20th century. Though largely obsolete today, it left a lasting mark on computing history — and its silhouette lives on as the universal “Save” icon.
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From Islands of Logic to a Global Web: The Birth of Networking
In the early days of computing, a computer was an island. It was a massive, room-sized machine that crunched numbers in solitude. If you wanted to share data with another computer, you didn’t send an email; you physically carried a magnetic tape or a stack of punch cards across the room—a method affectionately known as “Sneakernet.”
The evolution from these digital islands to the hyper-connected world of 2026 is a journey of military necessity, academic curiosity, and a few “Aha!” moments that changed history.
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