'Justas SarahPalin'spopularityincertain quarters remains a mystery tosome in themainstreammedia, so too does Mr. Maradona's knack forresonating with' the people.
But just why ancient people created the Nazca Lines has been an enduring mystery: Some archaeologists have suggested it was an alien landing strip, a primitive sun calendar, or an irrigation system.
No one has found credible evidence that manufacturers are taking advantage of a mystery ingredient that overrides conscious choice, although some people think they're close to establishing just that.