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 ...

Nearly a half century after the U.S. banned PCBs, communities around the Great Lakes are still digging the toxic chemical out of waterways.

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.

People who have been exposed to both PFAS and PCBs are more likely to be diagnosed with multiple sclerosis (MS). These new research findings are based on analyses of blood samples from more than 1,800 ...

PCBs, or polychlorinated biphenyls, launch a cellular chain of events that leads to an overabundance of dendrites -- the filament-like projections that conduct electrochemical signals between neurons ...

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 ...

Polychlorinated biphenyls, or PCBs, are stable man-made organic compounds. That was their value to industry and in the past few decades that has been the problem. They were used from the 1920s as ...

Toxic synthetic chemicals called polychlorinated biphenyls (PCBs) were banned more than 40 years ago but still threaten human health and the environment today. PCBs were used to make industrial ...

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. An olive brown loon's egg ...

Nearly a half century after the U.S. banned polychlorinated biphenyls, also known as PCBs, communities around the Great Lakes are still digging the toxic chemical out of rivers, harbors and lakes.