33,442
Number of PhDs received by Americans in science and engineering in 2009; 13,593 were earned by women, and 947 by African-Americans [via the National Science Foundation]
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Special Reports
The Disease that Won’t Die: Tuberculosis in Peru
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.
