Average predicted community-level radon concentrations at screening floor across contiguous United States during 2001 to 2021. Credit: Proceedings of the National Academy of Sciences (2025). DOI: ...

Risk maps for the cancer-causing gas radon can encourage people to test their homes for the substance, but only if homeowners live in known, higher-risk areas, new University of Oregon research finds.

This article is co-published with ProPublica, a nonprofit newsroom that investigates abuses of power. About 5 billion years ago, stars merged and exploded, creating uranium that eventually became ...

The average radon level in Michigan is almost twice the national average, and 1 in every 4 homes is expected to have amounts that exceed the recommended federal action level, according to data from ...

Deep within the ground, naturally occurring uranium in rocks and soil breaks down, releasing a radioactive gas called radon. It rises through the dirt, dissipating into the open air. But when radon ...

Radon is sickening thousands of Ohioans a year. A Dispatch investigation found the state could be doing more to protect those ...

Most radon inspection costs range from $146 to $716, though a typical average is $420. Homeowners anticipating the cost of a radon inspection will need to consider factors such as the home size, ...

Researchers from Harvard T.H. Chan School of Public Health have assembled a national database with millions of multi-day indoor radon measurements from 2001 to 2021. Findings reveal that nearly 25% of ...