155 countries and territories are switching to a different polio vaccine, in what health officials say is the next step to completely eradicating the disease worldwide.
The tech superstar, who's also known for his role in helping shape Facebook, has drawn more than 300 scientists to this area. Jeff Bluestone, head of the new endeavor, discusses the effort.
Among the microbes that live in us and on us, bacteria have gotten most of the attention. Now scientists are exploring the fungi and their effects on health.
5,000 babies have been born in the Zaatari camp in Jordan. The moms receive great care. But some feel unduly pressured by their husbands to have babies to make up for lives lost in Syria's civil war.
Tyler Fournier has Asperger's. His dad, Ron Fournier, columnist for The Atlantic and National Journal, tells NPR's Scott Simon about what he's learned from his son and his new book, "Love That Boy."
A chemical called diacetyl, which is released as a natural byproduct of the coffee roasting process, has been linked to lung disease. A CDC group advises coffee plants to take precautions.
The FDA says tacos, tamales and other foods made with corn masa flour can now be fortified with folic acid. The move is aimed at reducing severe brain defects in babies born to Hispanic women.