Since last month's bridge disaster in Minneapolis, everyone's heard about America's 75,000 "structurally deficient" bridges. Although the label doesn't mean any of them are about to fall, the staggering stat reminds us how much government at all levels has neglected its infrastructure.
Want to know how hooked on drugs your town is? There's a remarkable and rather gross new way to find out. Scientists now believe they can measure the prevalence of cocaine, methamphetamine and heroin in a community's raw sewage.
A few years ago, I went to Phoenix in July. The temperature downtown was 106 degrees in the shade. Walking from my hotel to the convention center was a sweaty, lonely experience. Nobody else seemed brave enough, or perhaps dumb enough, to venture into this kiln on foot.