What makes some types of cancer resistant to drugs? Reporting in Nature, researchers write that cancer cells may be dodging treatment with help from seemingly innocent bystanders. Cancer researcher Todd Golub discusses how a tumor's microenvironment may affect its behavior.
Researchers have found a fridge-free way to store vaccines and antibiotics. Biomedical engineer David Kaplan, senior author of the study in the Proceedings of the National Academy of Sciences, discusses how heat-sensitive drugs wrapped in silk stay effective for months at high temperatures.
Melissa Block speaks with political scientist Lawrence Jacobs of the University of Minnesota about the history of public opinion toward the extension of government social programs including Social Security and Medicare.
The World Health Organization says an investigation found that the fast majority of illnesses and deaths were the result of a severe form of hand, foot and mouth disease. Why it was fatal to so many children isn't clear.
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