Copy into your RSS Reader
Copy into your Podcast App
Kushi Baby pendant
Courtesy of Kushi Baby
November 17, 2015 The challenge from UNICEF: Make a wearable device that can improve health. And the winners are...
A woman in Yatta, Kenya, explains how to make clean water using a car battery and just the right mixture of salt and water.
Jane Mauser/Courtesy of MSR
July 2, 2015 A clever device uses technology developed by the military to make chlorine quickly and cheaply. The goal is to give schools and hospitals around the world an easy way to purify water.
Current water-filtering technology is costly, but MIT scientists are testing a simpler and cheaper method that uses wood from white pine trees.
March 5, 2014 Removing bacteria and other impurities from water could be done more cheaply thanks to researchers at MIT. They're taking advantage of the way trees move water to filter it.
<iframe src="http://www.npr.org/player/embed/286215962/286387604" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
NPR thanks our sponsors
Become an NPR sponsor