More than 4,500 children under age 6 tested positive for lead poisoning in Wisconsin last year. It has no overt symptoms.

Dive after dive, lead kept showing up—this river’s loaded with toxic metal, and it’s way worse than we thought.

Lead in the home is scary for young families, but St. Louis County public health is working to help families lower the risk ...

Sen. Tammy Baldwin and Rep. Gwen Moore called the layoffs of federal lead poisoning experts "haphazard" and urged their ...

That's not just a Milwaukee Public Schools problem.