The deadly collapse of the I-35W bridge in Minnesota was merely one example of America's troubled concrete-and-steel underpinnings. But as we discover in excerpts from PM's "Bridges to the Future" summit with the National Science Foundation, its replacement may also be illustrative--of high-tech solutions for the next generation of infrastructure. Plus, Mike Allen proposes a plug-in car with an onboard micro-generator, Barbara Peterson finds out why in-flight Wi-Fi might be more important than cellphones at 30,000 ft., and we meet a parachute tester who puts Point Break to shame.