1879
Energy
United States
Practical incandescent lamp
A long-lasting carbon filament in a vacuum bulb.
Why it mattered
Cheap artificial light rearranged work, leisure and the shape of cities.
Industrial Age
1879
2 recorded milestones at this point in the record.
1879
Transportation
Germany
Electric tram and railway
Werner von Siemens demonstrated an electric passenger railway in Berlin.
Why it mattered
Began the electrification of urban transport.
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