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The latest demographics news, distilled by AI into sharp ~100-word summaries. ByteBrief tracks demographics across dozens of tech sources and brings you only what matters, updated hourly. Tap any story for the full brief, or open the original source.
Humanity is likely below replacement fertility as of 2026, a first in history. A single-factor model of 236 countries since 1950 shows the common component peaked in 1978, with 219 country-specific trends negative. The decline concentrates in low- and middle-income countries and among poorer, less educated women.
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