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Activists, NASA disagree about Cassini's safety

...Earth from the plutonium risk. "Plutonium is the stuff that nightmares are made of," said Dr. Janice Kirsch, a California cancer expert. She said minute bits of plutonium can be breathed in and cause cancers of the lung, bone, liver, breast...
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Health News Capsules

...engaged in a long series of very subtle behaviors." Gene caught in act Knowing the enemy has paid off for some California cancer researchers. Scientists from Stanford University have found a gene that they believe can contribute to the progression...
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