Each October, the Nobel Prizes celebrate a handful of groundbreaking scientific achievements. For George de Hevesy, the 1943 Nobel Laureate in chemistry who discovered radioactive tracers, that place ...

During a nuclear stress test, you’ll be injected with a radioactive dye called a tracer. Some of this tracer will remain in your system for a time after the test. A nuclear stress test is a type of ...

The nuclear stress test can show how blood flows through your heart muscles. This reveals how well the heart pumps blood and areas of your heart muscles that do not get enough blood. Nuclear stress is ...

One year ago last week the Clinton Laboratories at Oak Ridge, Tenn. began selling radioactive isotopes made in its uranium pile. Already, these atomic by-products have had important influences on U.S.

A magnetic marker liquid that can help surgeons determine whether breast cancer has metastasised has been recommended for NHS use in England and Wales. Magtrace and Sentimag should be an option to ...

A PET scan is often used to help determine a cancer diagnosis. A positron emission tomography (PET) scan uses a tracer with low levels of radiation to find places in your body where cells are ...