This week’s deaths included a Nobel Prize-winning economist who taught at the University of Chicago; a German art collector who kept a secret stash of prized works stolen from Jews by the Nazis; and a former heavyweight boxing champion and longtime friend of Muhammad Ali. Below are summaries of these and other obituaries from the past week.
The national discussion about same- sex marriage is heating up. Just last week, North Carolina voted to prohibit the practice, and, for the first time, President Barack Obama clearly came out in favor of it.
James Hansen, the former NASA climate scientist who first brought climate change to the attention of Congress in the 1980s, stepped down as head of the agency's Goddard Institute for Space Studies last month. That hasn’t stopped him traveling the globe to lobby for climate protection measures, while remaining an adjunct professor for Earth and Environmental Studies at Columbia University.