230 years agoThe Age of Steam
1796-05-14
Cowpox Inoculation
Jenner inoculated an 8-year-old boy with cowpox to protect him against smallpox, giving rise to vaccines.
Art style · 18th-century rural watercolor print
World population
964Mpeople
1/9 of today
Primary energy power
6.3×10¹¹W
1/32 of today
London → New York message
43 days
125M times slower 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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