The messy history of cleanliness, and why our obsession with dirt may be making us sick.
Current News & Politics
The low road to the White House As the gloves come off in the presidential race, John McCain seems ever more willing to dispense with past claims to personal honor. By Walter Shapiro
"I find her offensive" John McCain was making a bid for South Florida's Jewish voters, a crucial demographic in a purple state. But then he chose Sarah Palin as a running mate. By Tristram Korten
How Palin played in Green Bay Republican debate watchers praised a "tough" and "witty" performance from the Alaskan governor, but on the whole were surprisingly subdued. By Walter Shapiro
