I've been thinking about tubes. Specifically, the weird black tubes that you often find stretched across a roadway. What are those tubes for? What are they tracking? How do they work? The official ...

Today, if you can find a pneumatic tube system at all, it is likely at a bank drive-through. A conversation in the Hackaday bunker revealed something a bit surprising. Apparently, in some parts of the ...

Let’s say you’re in San Francisco, and suddenly decide, “Hey, let’s have dinner at Spago in L.A. tonight!” The fastest way to get there is a 1.5-hour flight, which isn’t exactly convenient. Unless ...

Yesterday afternoon, Elon Musk revealed his plans for a system that could revolutionize transit. This isn’t the first time a private entrepreneur has taken on transportation in America, though. In ...