54 years agoThe Space Age
1973-04-03
First Mobile Phone Call
Motorola's Martin Cooper makes the first public call on a handheld mobile phone.
Art style · 1970s color street photography
World population
3.92Bpeople
1/2 of today
Primary energy power
8×10¹²W
1/3 of today
London → New York message
0.02 seconds
1 times faster than today
Every timeline entry cites its source. Metrics interpolate logarithmically between sourced data points. Forecasts include institutional and community views, and attributed site scenarios; years are not guaranteed realization dates. Illustrations are AI-generated in each era's style.
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