Lead pollution likely dropped the average IQ in ancient Rome by 2.5 to 3 points, a study found. The research is based on an analysis of lead concentrations in ice cores extracted from Greenland. The ...

Lead exposure is responsible for a range of human health impacts, with even relatively low levels impacting the cognitive development of children. Scientists have previously used atmospheric pollution ...

Silver fueled the rise of the Roman Empire as its coin-based currency accelerated trade, filled tax coffers and funded military conquests. But the empire’s mining and extracting of silver was also ...