Discovering Medical Imaging and Radiation Therapy

Expand Your Journey

Expand Your Journey

Want to know more? Check out some extras we’ve gathered to help you learn. From other informative websites, educational opportunities, to a video about how x-rays work — even a digital children's book! — you can find out everything you want to know about the radiologic sciences.


Career Information

Interested in becoming a radiologic technologist?

If you like cutting-edge technology, working with people and making a difference, a career in radiologic technology might interest you. See what it takes to work in this dynamic profession.

Learn more

Radiologic Technologists working with a patient

Radiologic technologists working with a patient

Photo by Kip Malone / © ASRT

Links to ​Related Websites


Learn about radiation in your town: where it is, how it's used. Explore the Burbs, Countryside, Downtown or Waterfront.

RadTown USA

Image Wisely

This campaign was created to address concerns about the surge of public exposure to ionizing radiation from medical imaging. 

Image Wisely

Image Gently

The mission of the Image Gently Alliance is to improve safe and effective imaging care of children worldwide.

Image Gently

TED-Ed: How X-rays ​Work

X-rays are used millions of times a year in clinics around the world. How do x-rays "see" beneath our skin? This clever animated video details the history and mechanics of x-ray machines and CT scanners.

Lesson by Ge Wang / Animation by Pink Kong Studios

Radiation therapists deliver high doses of radiation with pinpoint accuracy to a broad range of tumors throughout the body.

  • RF radiation exposure / © ASRT
    RF radiation exposure / © ASRT