Lead is a well known neurotoxin. It’s also a common pollutant. New research estimates the toll that those two truths, combined, have had on Americans’ mental health. Between 1940 and 2015, childhood ...

The first gallon of leaded gasoline was sold in 1923, and it wasn't officially banned until decades later. Why did the toxic ...

Lead was added to organic gasoline compounds to increase the fuel's resistance to pre-ignition from the 1920s through its banning in 1996. Lead exposure reached its peak in the 1960s. Scientists ...

Researchers have long warned about the harmful effects of lead in paint, pipes and other products. But another once-widespread source − leaded gasoline − might have harmed the mental health of a ...

An editorial earlier this summer (“Don’t let children near Colorado’s airports suffer the same fate as kids in Flint, Mich.” July 11, 2023) focused on an important issue, but grossly oversimplified ...

Editor's Note: A previous version of this story incorrectly stated that Lindsay Hafer and David Buttolph live in Lititz. A correction has been made to reflect that they both live in Manheim Township.