Here on Earth, being able to 3D print replacement parts is handy, but rarely necessary. If you’ve got a broken o-ring, printing one out is just saving you a trip to the hardware store. But on the Moon ...

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A few 3D printers have had a deserved reputation for bursting into flames. Most — but apparently not all — printers these days has firmware that will detect common problems that can lead to a fire ...

The highly mechanical world of 3D printers hasn’t traditionally been welcoming to beginners. Most kits require you to assemble dozens of complex pieces which creates a time-consuming initial setup.