Subsistence farmers in Africa, the Americas and the Caribbean are learning how to construct raised planting beds and install drip irrigation systems to boost their agricultural productivity, conserve water and perhaps even halt the rapid advance of desertification in some drought-prone regions.
The new "Cinderella" movie: Another fairy tale success for Disney?
A new molecule-making machine could do for chemistry what 3-D printing did for engineering: Make it fast, flexible and accessible to anyone.
Using a little science in your March Madness picks
Nearly 290,000 older adults from the U.S. volunteered abroad during 2012 – an increase of more than 60 percent in less than a decade, a recent study found.