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The previous director of the National Cancer Institute wanted to banish suffering and death from cancer by 2015. Current director Harold Varmus says this claim was not based on reality, but huge strides in prevention, detection, and treatment are being made.

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Seemingly every year there are new reports that something we consume or use on a daily basis is carcinogenic. But what exactly does that mean on a biological level?

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The Cancer Genome Atlas project, already several years underway, is transforming the way scientists think about and treat cancer.

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There are some dramatic cases in which cancers have regressed or gone away on their own, which raises the bigger question of why some early cancers progress and others don’t.