The health department tested four schools for lead. They've confirmed two have hazards, while a third has results pending.

Weeks after the Eaton Fire burned through Altadena, USC researchers were curious if there were high levels of lead in the soil. Here’s what they found.

Two University of Southern California professors have found that Southern California may have dodged the worst of a hidden ...

Lead exposure is particularly concerning among children under 6 years old, since their growing bodies absorb the metal faster ...