University of Georgia professor William Kisaalita engineers simple, practical solutions — a milk chiller, a nutcracker and an egg incubator — for Africa's rural poor.
"Stretched Thin," "Both Hands Tied," and "The War on Welfare" are three new books that highlight welfare reform's failure to address the enduring poverty of single mothers and their children.
A footprint comparison of total carbon dioxide emissions by nation and per capita shows there's plenty of room for smaller countries to reduce their carbon footprints.
Putting carbon dioxide in the ocean is a terrible way to deal with climate change. Maybe we should do it.