The man who warned us that aerosol spray-cans could destroy the earth's protective ozone layer has died.
F. Sherwood Rowland, better known as Sherry Rowland, was a Nobel-prize winning chemist at the University of California, Irvine. And he didn't just keep to the laboratory: He successfully advocated for a ban on ozone-destroying chemicals called CFCs.
This is TALK OF THE NATION. I'm Jennifer Ludden in Washington; Neal Conan is away. We still don't know why a U.S. Army soldier allegedly murdered 16 men, women and children in Afghanistan. That investigation continues. The consequences, though, seem clear.
The families involved are devastated. The Taliban promises revenge. The Afghan Parliament issued a statement saying Afghans had run out of patience with foreign soldiers, and the New York Times reports that the Obama administration is debating a speedier pullout from the country.
An advertising agency sparked controversy at the South by Southwest technology conference when it hired homeless people in Austin to act as "Homeless Hotspots." Critics charge that it exploits the homeless. But Megan Garber, a staff writer for The Atlantic, sees some good in the project.
NPR's Jennifer Ludden reads from listener comments on previous show topics including the controversy over mapping Muslims, the jump in grey divorces, reaction to the viral video Kony 2012, and leaving the Catholic Church.