Barbara King rings the "victory bell" and holds up a certificate celebrating her completion of 25 external radiation treatments. Courtesy of Charles Hogg hide caption

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French fries: There are probably other reasons besides acrylamide to avoid these tasty snacks. iStockphoto hide caption

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Given how little we understand about the roots of consciousness, it simply doesn't make a whole lot of sense to make commitments one way or the other when it comes to questions of what exactly dies and how. Duncan P. Walker/iStockphoto hide caption

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The human papilloma virus causes most cervical cancers. That's why HPV testing is now recommended for women ages 30 to 65. Science Photo Library hide caption

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Tina Nevill of Essex, England, holds Poppy, who was conceived by in vitro fertilization. The U.K.'s health system records all IVF cycles performed in the country. Barcroft Media/Landov hide caption

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Dr. Jim Olson meets with Carver Faull at Seattle Children's Hospital in August. Carver, now 12, had surgery to remove a brain tumor in 2012. Matthew Ryan Williams for NPR hide caption

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Treating Kids' Cancer With Science And A Pocket Full Of Hope

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The image on the left is a piece of lung tissue that contains a tumor viewed under normal white light. The right image shows the same piece of tissue after Tumor Paint has been applied. Here it's viewed under infrared light. Areas that are more red and yellow show a concentration of the paint, which means they are more likely to be cancerous. Courtesy of Julie Novak/Blaze Bioscience hide caption

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Why Painting Tumors Could Make Brain Surgeons Better

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Redefining Cancer To Reduce Unnecessary Treatment

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Sally O'Neill decided to have a double mastectomy rather than "do a wait-and-see." Richard Knox/NPR hide caption

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When Treating Abnormal Breast Cells, Sometimes Less Is More

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Laura Molina, 9, shows the mask she created expressing the feeling of "sadness." Her mother is being treated for breast cancer at the Lyndon B. Johnson public hospital in Houston. Carrie Feibel/KUHF hide caption

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Parents Grapple With Explaining Cancer To Children

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Some images of lung cancer are clear cut. But in many others, a nodule on the screen turns out not to be cancer at all. iStockphoto.com hide caption

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Panel Urges Lung Cancer Screening For Millions Of Americans

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