NOVA: What was your first impression of Machu Picchu? Ken Wright: When I arrived in 1994, my first visit ever, I was blown away by the view of Machu Picchu itself and also by the surrounding territory ...

Can modern engineers learn best practices from ancient road builders? Modern road construction often relies on modifying the landscape by blasting through rock, which can result in landslides. Because ...

Inca Engineers Inc. continues to hire workers, partly because of a strategic decision in 2009 to add a hydroelectric division. The company is beefing up that division as it vies for hydroelectric work ...

Most people who see something curious during world travels might briefly muse about it, perhaps weave it into a cocktail-party anecdote, but otherwise let it go. But most people are not like Ruth ...

Karen Klotz, Michael Sanio, ASCE director of International Alliances and ASCE President-Elect Wayne Klotz peer through a reconstructed doorway in the Incan citadel of Machu Picchu in Southern Peru.

I saw the evidence of Inca engineering skill in the tour that took me to Machu Picchu.Only in hindsight, when I was preparing to write about it, did I begin to fully appreciate the Inca Empire's ...