The promise of hyperloop ranks near the top of the spectacular index: a network of tubes that will shoot people and their things from city to city at near supersonic speeds. But even if you never ...

SAN FRANCISCO (KGO) -- Civic and business leaders in Cupertino are trying to a high-tech solution to traffic congestion. Several ideas are being discussed, including magnetic levitation vehicles, ...

First proposed by Elon Musk, the theoretical transportation system we call hyperloop would propel people- or cargo-filled pods over long distances through steel tubes. Magnetic levitation and big ...

Five years ago, billionaire Elon Musk open-sourced his plan for a supersonic train-like thing. Today it's still a work in progress. Eric Mack has been a CNET contributor since 2011. Eric and his ...