Exposure to environmental toxins known as PCBs have long been linked with behavioral and developmental problems in children, but scientists could never say exactly how PCBs (polychlorinated biphenyls) ...

Hartford Public School teachers and parents spoke out Wednesday at Hartford School District’s Board of Education meeting with concerns that there may be life-threatening chemicals in their schools.

The method shared is open source, avoids plastics and conflict minerals, and looks like fun.

In two new studies, researchers at the UC Davis MIND Institute have clarified how a long-banned group of chemicals, called polychlorinated biphenyls (PCBs) affect genetic activity. The research helps ...

A known carcinogen may be lurking in your child’s school. Scientists estimate that Polychlorinated Biphenyls (PCBs) are present in 1 out of every 3 K-12 schools nationwide. Despite this, these harmful ...

Building materials used in a California school are sparking a nationwide debate about the safety of students. The dispute involves toxic chemicals known as PCBs that were discovered in Malibu ...

Four years after closing its doors, the John C. Clark school sits vacant after Hartford Public Schools discovered high levels of dangerous chemicals known as PCBs. NBC Connecticut Investigates ...

Songbirds living along the Hudson River in New York state are exposed to levels of PCBs that don't kill them but do disrupt the songs they sing, reports a team of researchers from Cornell University.

PCBs were domestically manufactured for construction materials in the United States beginning in about 1930 until 1979, a time period that coincides with a boom in school construction to meet the ...

HOLDERNESS, N.H. (AP) — Navigating her boat toward a wooden platform floating in an idyllic New Hampshire lake where “On Golden Pond" was filmed, biologist Tiffany Grade spotted what she had feared.

Wild dolphins face numerous threats, from hungry sharks to the entangling nets of fishing boats. But scientists have only recently begun to fully recognize another threat: chemical pollution. Around ...

PCBs emerge in the world of construction as an attractive and efficient tool for ensuring that caulking and other processes are long-lasting. These chemicals were particularly appealing for builders ...