On January 6, 1838, Samuel Morse’s telegraph system is demonstrated for the first time at the Speedwell Iron Works in Morristown, New Jersey. The telegraph, a device which used electric impulses to transmit encoded messages over a wire, would eventually revolutionize long-distance communication, reaching the height of its popularity in the 1920s and 1930s. Samuel Finley … Continue reading
On December 12th 1901, Italian physicist and radio pioneer Guglielmo Marconi was successful in sending the first radio transmission across the Atlantic Ocean, refuting detractors who told him that the curvature of the earth would limit transmission to 200 miles or less. The message, simply the Morse-code signal for the letter “s”, travelled more than … Continue reading