"It's just a fly-by-the-seat-of-your-pants project." Experts raise suspicions about Elon Musk's underground tunneling project ...

We have no idea what we’re doing,” declared Elon Musk, standing beside a yawning “test trench” in Southern California in 2017. A crowd of engineering students and tech reporters hooted and hollered, ...

The CEO of SpaceX and Tesla Motors published his research plan earlier today. Aug. 12, 2013— -- "Pulled all nighter working on Hyperloop (as did others). Hopefully, not too many mistakes." That ...

LOS ANGELES (AP) -- Imagine strapping into a car-sized capsule and hurtling through a tube at more than 700 mph -- not for the thrill of it, but to get where you need to go. On Monday, billionaire ...

Imagine stepping into a car-sized capsule in downtown Los Angeles and, 30 minutes later, emerging in San Francisco On Monday, billionaire entrepreneur Elon Musk unveiled a transportation concept that ...

Austin might be the Live Music Capital of the World, but another music-centric city is embroiled in an ongoing development beef courtesy the world's richest man turned Texas transplant. The Boring ...

Joe Scott unpacks the long, bumpy ride of the Hyperloop concept—from its misunderstood links to Elon Musk, to modern efforts by Virgin Hyperloop, Hardt, and other startups around the world. Though the ...