In an interview after his appearance in federal court Wednesday, Mayor Eric Adams continued to emphasize he did nothing wrong. “I’m a victim of a very overaggressive investigation. And I’m ...

Welcome to Nat Geo Your Shot: National Geographic’s global community for aspiring visual storytellers. Find the community on Instagram @NatGeoYourShot and follow along for hashtag challenges ...

More by Robert M. Adams This article was originally published with the title “ The Origin of Cities ” in Scientific American Magazine Vol. 203 No. 3 ( September 1960 ) , p. 153 doi: 10.1038 ...

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