ProPublica is a nonprofit newsroom that investigates abuses of power. Sign up for Dispatches, a newsletter that spotlights wrongdoing around the country, to receive our stories in your inbox every ...

Radioactive iodine (RAI) therapy is a type of treatment for an overactive thyroid, hyperthyroidism, and certain types of thyroid cancer. The term "radioactive" may sound scary, but it is a safe and ...

The U.S. has embarked on the largest and most expensive nuclear build-out ever. The U.S. military says it is necessary to replace an aging nuclear arsenal. But critics fear the risks. This article is ...

Radioactive sources are important in cancer treatment and gamma radiography devices in industry and keeping them safe and secure is essential — from manufacture to disposal. The IAEA’s Guidance on the ...