Oct. 9—In Dr. Ned Ketyer's opinion, there is no doubt that schools should test for radon — and test regularly. "The way radon works when it gets in the body is it damages DNA, and so that's why radon ...

State health authorities, already years behind schedule, should be forced this year to set a safe limit on the amount of cancer-causing radon found in well water supplies, say citizens’ groups, two ...

A study of more than 700 counties across multiple U.S. states found a link between childhood leukemia and levels of decaying radon gas, including those lower than the federal guideline for mitigation.

The federal Environmental Protection Agency published voluntary guidelines last September outlining how developers can shield new homes from radon infiltration, but most builders ignore them. Laslo ...