Tests have shown more than half of the houses in Morgan County have dangerously high levels of the radioactive gas radon.

It wasn’t long after Dr Laura Manenti landed in Sydney that she realised her new home was rather radioactive.

Colorado Has High Levels Of Radon, Which Can Cause Lung Cancer Here's How To Lower Your Risk. In Colorado, as of 2025, about 500 people a year die from lung cancer as the result of radon gas exposure.

Unsafe levels of cancer-causing radon gas detected at 16 UK prisons - High levels of radon gas, which can increase the risk of lung cancer, were detected at HMP Exeter and HMP Lindholme five years ago ...

Vermont auditor report flags concerns in school radon testing ...

Despite the medical potential and commercial value of radium, Madam Curie and her husband, Pierre Curie, chose not to patent their discoveries.