For nearly two decades at the Grand Canyon, tourists, employees, and children on tours passed by three paint buckets stored in the National Park’s museum collection building, unaware that they were being exposed to radiation.
Although federal officials learned last year that the 5-gallon containers were brimming with uranium ore, then removed the radioactive specimens, the park’s safety director alleges nothing was done to warn park workers or the public that they might have been exposed to unsafe levels of radiation. Continue reading “Grand Canyon tourists exposed for years to radiation in museum building, safety manager says”

