“Ultimately, capsules will scream through the center of such a tube at 700 miles per hour on a cushion of air—a way to get from A to B faster and more efficiently than planes or trains. The first public tests of this concept, albeit on an open-air track, will take place in North Las Vegas this week. They’re aiming to hit 400 miles per hour.” Yeah, so, this Hyperloop thing is sort of happening. MIT Tech Review: The unbelievable reality of the impossible Hyperloop.

+ And that first public test took place today.