Across the United States, water quality is shaped by more than rainfall, geology, and geography. The country’s major biomes—from Arctic tundra and boreal forests to deserts, grasslands, wetlands, and coastal…
Non-stick cookware has transformed everyday cooking. A fried egg slides neatly from the pan, sauces are easier to clean, and less oil may be needed. But the convenience comes with…
Teflon cookware has become a familiar target in conversations about PFAS, food safety and chemical pollution. Search online and you will quickly find claims that “Teflon is banned” or that…
Acid rain sounds dangerous—and chemically, it is. But can acid rain itself kill you? The short answer is that ordinary rain made acidic by air pollution is very unlikely to…
Non-stick cookware has transformed everyday cooking. A quick wipe is often enough to clean a pan, and less oil is needed to prepare food. But the same smooth surface that…
Smoke detectors are designed to protect people from one of the fastest-moving household hazards: fire. Yet many homeowners are surprised to learn that some alarms contain a small quantity of…
Smoke alarms are designed to save lives, but many people become concerned when they learn that some models contain a radioactive material. The word “radioactive” can sound alarming—particularly when the…
Non-stick pans are convenient, affordable and remarkably easy to clean. For many households, they are the go-to choice for cooking eggs, pancakes and delicate fish. But concerns about “forever chemicals”…
“PFA chemical” is a phrase people increasingly encounter when searching for information about persistent fluorinated substances. But it can refer to two very different things: PFAS, the large family of…
A blood test can reveal that PFAS have entered the body. It cannot, however, tell someone exactly where the chemicals came from, whether they will develop an illness, or how…