Railroads are large, linear pieces of civil engineering ... and [Martin] is using printed paper covering rather than 3D track. Items like autos and boats can be automated as well.

In the video after the break [dizekat] gives us a throwback to those times with the Marionette 3D printer, completely forgoing linear rails in favor of strings. The closest thing to a linear guide ...

Insight on Diodes Inc.’s first automotive-compliant 3D linear Hall-effect sensor. How it allows for reliable and high-precision contactless rotary motion and proximity detection. Application ...