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Written by Ian Poole .
Experienced electronics engineer and author.

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4 March 2026

Fact of the day: On this day in 1877 Emile Berliner announced his invention of the microphone. In 1859 Aleksandr Popov, the Russian physicist and electrical engineer was born. In 1890, the Forth Railway Bridge, spanning the Forth river between Edinburgh and Dundee, Scotland was opened.

Quote: All of physics is either impossible or trivial. It\'s impossible until you understand it and then it becomes trivial. Albert Einstein

Point to ponder: The first attempt to use wireless technology in wartime occurred in 1899 when the British were fighting in the Boer War in South Africa. This attempt was a failure as the two stations that were set up were unable to communicate.

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