1837–1901 · Global · Technology
Telegraphy, telephony, sound recording and radio turned electrical signals into systems for rapid communication, coordination and mass media.
Atlas dossier · Industrial & Imperial AgeFree device narration · synchronized English captions · transcript available
Why it matters
Telegraphy, telephony, sound recording and radio turned electrical signals into systems for rapid communication, coordination and mass media.
Samuel Morse · Alexander Graham Bell · inventors · operators · listeners
These inventions compressed distance, transformed news and business, and laid groundwork for later electronic networks.
Interpretation note
This dossier distinguishes the event’s basic chronology from later arguments about meaning, responsibility and legacy. When comparing religious, national, Indigenous or scholarly interpretations, consult the primary and institutional sources above alongside peer-reviewed historical work.
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