At two remote locations in the United States—one set amid marshes and cypress stands near Livingston, Louisiana, and the other on the arid, treeless plains outside of Richland, Washington—teams of scientists in 2001 were tuning up the largest and most sensitive measuring devices ever built.
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Atoms: the building blocks of life and the universe. We're all made of these microscopic bits of matter, but how many does it take to make a complete human being? And exactly what kinds of atoms do we have inside us?
Nuclear materials get used in many forms of nuclear medicine -- everything from PET scans to chemotherapy uses them. Learn how nuclear medicine works.