There was a time when print-in-place moving parts were a curiosity, but [Tomek] shows that things are now at a point where a hand-cranked turbine blower with integrated planetary gears can be ...

Of course, nothing beats a good real-world test. [Jan] puts the resin to work with his favorite method: printing out a 1:85 compound planetary gearbox, and testing it to failure. The results?

Nanomaterials might just prove the key to the next wave of planetary rovers. NASA has poured $2 million into a Goddard Space Flight Center team developing 3D-printed sensors whose nanomaterials ...