Articles by Marla Cone

Marty Mulvihill was working in a laboratory with carbon tetrachloride. Read more

Eight hours a day, five days a week, for 15 years, Juan Chacon leaned over a vat of hot, frothing chemicals inside a factory along the weedy banks of the Los Angeles River. Read more

First of two parts At first, the experimental shampoo looked like a putrid salad dressing. Read more

When the rockets and the bombs burst in the air tonight, spectators will experience more than a spectacular show celebrating America’s birthday. Read more

Which city uses more cocaine: Los Angeles or London? Read more

Which city uses more cocaine: Los Angeles or London? Read more

The first study to follow lead-exposed children from before birth into adulthood has shown that even relatively low levels of lead permanently damage the brain and are linked to higher numbers of arrests, particularly for violent crime. Read more

Hein Lam of Arcadia picked the wrong day to clean out his garage and take a load of three old computers to the Puente Hills landfill near Whittier. Read more

California’s peregrine falcons, once driven to the edge of extinction by the pesticide DDT, now are contaminated with record-high levels of other toxic chemicals that may threaten them again. Read more