If you would like to learn more about the IAEA’s work, sign up for our weekly updates containing our most important news, multimedia and more. Radiation is energy that moves from one place to another ...

(Example: Using data from the distance and shielding lab to understand the role that distance and shielding materials play in radiation exposure.) This lab was created with support from Dr. Nathaniel ...

Exposure to radiation is safe in small amounts and when it is strictly controlled during a medical exam such as an X-ray, for example. However, long-term exposure to small amounts of radiation can ...

Space radiation, however, is different because it has sufficient energy to collide violently with the nuclei that make up shielding and human tissue. These so-called nuclear collisions cause both the ...

Radiation therapy is the term for treatment types that use radiation to destroy or shrink cancer cells and tumors. The two main types of radiation therapy for treating cancer are external beam ...

THE acute radiation syndrome is an illness produced by exposure of the entire body, or a large part of the body, to ionizing radiations of a penetrating character. Although virtually unknown in ...

More than half of people diagnosed with cancer have radiation therapy, which uses carefully targeted doses of high-energy radiation to kill cancer cells. Radiation oncologists are the highly trained ...

Radiotherapy is a major cancer treatment option but dose-limiting side effects such as late-onset fibrosis in the irradiated tissue severely impair quality of life in cancer survivors. Efforts to ...