https://www.earthmagazine.org/tags/plutonium/ Recent content in Plutonium on EARTH Magazine Hugo en-US American Geosciences Institute. All rights reserved. Thu, 05 Jan 2012 06:41:58 -0500 https://www.earthmagazine.org/article/old-plutonium-reveals-new-secrets/ Thu, 05 Jan 2012 06:41:58 -0500 https://www.earthmagazine.org/article/old-plutonium-reveals-new-secrets/ <p>Buried treasures come in many forms. Few, however, can help prevent the spread of nuclear weapons to terrorists. But a glass bottle discovered in an old safe buried at the Hanford Site in eastern Washington turned out to contain crucial clues that could help scientists develop new ways to track the spread of nuclear materials.</p>