Brent Callinicos, whose past roles include serving as the CFO of Uber and Hyperloop One, purchased the 16,000 square-foot McLean home in January.

Hyperloop promises near supersonic ground travel using low pressure tubes and magnetic levitation. But building and operating ...

Imagine traveling at the speed of an airplane, but on ground level, and in a giant tube. That’s the idea behind the Hyperloop, a network of incredibly fast moving pods that can carry passengers to ...