Alexander Graham Bell and Thomas Watson made an important discovery, by accident, on June 2, 1875. While working on their ‘harmonic telegraph’. Watson inadvertently plucked a reed that had been tightly wound around the pole of its electromagnet, producing a twang that Bell heard on a second device next door.
Meanwhile, Elisha Gray, co-founder of Western Elec ... Show More
Jul 15
I Can't Believe It's Not Butter!
The inventor of margarine, French chemist Hippolyte Mège-Mouriès, patented his butter substitute on 15th July, 1869. Inspired by a competition launched by Emperor Napoleon III to find a cheaper, longer-lasting alternative to butter for the French Navy, Mège-Mouriès called his cre ... Show More
12m 6s
Dec 2021
Twenty Thousand Hertz: The Gift
December 24, 1906. It’s Christmas Eve, but inventor Reginald Fessenden is working. Tonight, instead of sending a typical radio message in morse code, he broadcasts something new: music. It's the first in a series of breakthroughs in audio reproduction—a story that takes us from W ... Show More
23m 7s