Most people by now know about lead and asbestos: toxic substances found in old buildings that can cause great harm to people’s health and the natural environment. But health and environmental experts ...

Add Yahoo as a preferred source to see more of our stories on Google. Nearly a half century after the U.S. banned polychlorinated biphenyls, also known as PCBs, communities around the Great Lakes are ...

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 ...

A trio of researchers at Chemistry Matters Inc., in Canada, has found evidence suggesting that more polychlorinated biphenyls (PCBs) are being generated today than before they were banned. In their ...

When it comes to things that hackers build, PCBs are a sizeable portion of our creative output. It’s no wonder – PCB design is a powerful way to participate in the hardware world, making your ideas ...

Monsanto has recently settled with families who claimed they were exposed to polychlorinated biphenyls (PCBs) at a school near Seattle, ending what had become one of the most closely watched toxic ...

Polychlorinated biphenyls, or PCBs, are toxic manmade chemicals that persist in the environment despite being banned in 1979. Exposure to PCBs, often through eating contaminated fish, can damage ...

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.