NPR News

A year ago today, India saw its last recorded case of polio in an 18-month-old girl in West Bengal named Rukhsar Khatoon. She recovered without lasting paralysis.

One year without another case is an impressive milestone in the decades-long effort to wipe the poliovirus from the face of the planet. Only a few years ago, India reported more polio cases than anywhere else — as many as 100,000 cases a year.

When you open a tub of yogurt, do you pour off that cloudy layer of liquid that collects on the top? If so, you're not just wasting nutritious protein and lactose – you're tossing out what some scientists see as a valuable raw material.

Strange though it might seem, researchers at the Fraunhofer Institute for Process Engineering in Germany announced this week that they're turning whey into plastic-like films.

Bob Jones University used to be a "station of the cross for aspiring presidential candidates," NPR's Ari Shapiro reports on Friday's All Things Considered. Candidates like Ronald Reagan, Bob Dole and Pat Buchanan all spoke at the school, a "bastion of the most conservative brand of evangelical Christianity," Shapiro says.