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—MICHAEL BLOOMBERG, mayor of New York City, who signed legislation on Feb. 22 prohibiting smoking in parks, beaches, marinas and on boardwalks and pedestrian plazas. The new law takes effect May 23. [via The Wall Street Journal]
In a medical first, scientists in Haifa, Israel, took skin cells from two heart failure patients and reprogrammed them into stem cells that generated healthy, beating heart muscle cells in the lab.
A new study finds that despite equal levels of chemicals in their homes, nonwhite toddlers had more exposure to flame retardant toxins than their white peers.
Tuberculosis has been brought under control in much of the world, thanks to prevention practices and powerful antibiotics. But in poor nations like Peru, the disease still kills hundreds of babies and children — and new drug-resistant cases threaten an even bigger resurgence.
