Elon Musk is back in the loop. Four years after encouraging anyone and everyone to try making his crazy hyperloop idea work, the Silicon Valley titan has decided he's not too busy to do it himself ...

The Hyperloop’s story is going full circle, returning to the man who first encouraged the idea: Elon Musk. Four years after releasing the white paper that started the modern Hyperloop frenzy, the ...

Hyperloop One had once dreamed of building a high-speed freight link between Europe and China, one that could take cargo from one end to the other in a single day. That will, however, remain one of ...

California may have produced the horrorshow traffic that prompted Elon Musk to pitch the hyperloop, but it's hardly the only place eager to ditch cars for levitating pods hurtling through tubes at ...