- Roman Empire’s lead pollution was high enough to lower IQs, study says The Washington Post
- Lead Poisoning May Have Made Ancient Romans a Bit Less Intelligent The New York Times
- Lead pollution in ancient Rome may have dropped average IQ, study finds NBC News
- Roman Empire’s use of lead lowered IQ levels across Europe, study finds The Guardian
- Atmospheric Lead Pollution Caused Widespread Cognitive Decline in Roman-Era Europe, Study Finds Sci.News
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