Radon is a gas that is found in soil and enters buildings through cracks or openings in walls of the foundation. Radon is ...

Radon is a colorless ... crawl spaces, drain openings, foundation cracks, plumbing penetrations, sump pump openings, or well water. "It's kind of always there," Dingman said.

Sometimes what you can’t see can hurt you, especially when it comes to radon in homes. Radon is a naturally occurring gas ...

Radon, which is a radioactive gas emitted by the natural breakdown of soil and rock, seeps into houses through cracks in the foundation, or other openings. More than 70% of Iowa homes are above ...