Researchers believe that artificial photosynthesis that sucks excess CO2 out of the air could one day help fight climate change. But capturing the gas is only half the challenge. The other half is what to do with it once you’ve got it. Lauren Sommer reports on a potentially breakthrough technology that uses artificial photsynthesis to turn CO2 from the air into industrial chemicals and natural gas.
A brother and sister remember their abrupt start to a new life in America after they fled collapsing South Vietnam. It’s one story among the many collected by StoryCorps from Vietnamese refugees whose lives were changed by the fall of Saigon in 1975.