Useless machines are a fun class of devices which typically turn themselves off once they are switched on, hence their name. Even though there’s no real point, they’re fun to build and to operate ...

There’s no project that dives into existential quandaries more than a useless machine, as they can truly illustrate the futility of existence by turning themselves off once they have been powered on.

All week long, our podcast Input/Output digs into the big ideas, fascinating personalities, and important stories from the pages of Input. You'll hear from the editors and writers behind the headlines ...

Get unlimited access to ad-free articles and exclusive content. The world’s most useless machine, which is essentially a small electronic box that turns itself off whenever you try to turn it on, ...