Small pollen grains are visible in this scanning electron micrograph of the ragweed plant.
By The Scientist Staff | June 14, 2013
CDC, Janice Haney Carr
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By Kerry Grens
A high-security tuberculosis lab at the US Centers for Disease Control and Prevention may return to transferring hazardous materials.
By Ashley P. Taylor
A transgene designed to attract methylation to the promoter of a tumor-suppressor gene leads to tumorigenesis in a mouse model.
By Kate Yandell
Exposure to dim light at night speeds the growth of human breast cancer tumors implanted into rats and makes the cancer resistant to the drug tamoxifen.
View the July 2014 contents.
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