It's said that programs for the poor become poor programs. UC Berkeley's David Kirp's suggestion for improving Head Start: Open it to more affluent kids.
A new study finds that people who are rich — or just consider themselves so — are more likely to cut people off in traffic, blow past pedestrians and even take candy from children.
The polar bear — recently diverged from its brown cousins — has genes involved in fat metabolism that could provide insights that will help humans deal with health problems caused by high-fat diets.