The year was 1835. Charles Darwin, aboard the S.S. Beagle, witnessed an 8.5-magnitude earthquake that struck the coast of Chile. When he went ashore, Darwin noticed how the region had been forced up, leading the evolutionist to speculate that the Andes Mountains could have been created by a series of quakes. His observation became one of history's most crucial geological insights.

The signs are always there. The trick is observing them and learning what they mean.

In spring 2008, reengineering ...