The world's #1 3d printing magazine

 https://all3dp.com/

Some cool 3d printing resources. Perhaps a bit heavy on Ender. 

On demand manufacturing for busy teams. Get high quality parts in record time and ease.

 https://www.jiga3d.com/

network of makers

PLA 3D Prints Smoothing Research Project

https://www.instructables.com/id/PLA-3D-Prints-Smoothing-Research-Project/
Nail polish & paint?

The OpenFlexure Project

https://openflexure.org/
The OpenFlexure project makes high precision mechanical positioning available to anyone with a 3D printer - for use in microscopes, micromanipulators, and more.

This 3D printable “laboratory-grade” open-source microscope will set you back $18

https://3dprintingindustry.com/news/this-3d-printable-laboratory-grade-open-source-microscope-will-set-you-back-18-171749/
We'll see about the optics. 

BlockSCAD

https://www.blockscad3d.com/editor/
a scratch-like front-end UI for OpenSCAD

The Programmers Solid 3D CAD Modeller

https://www.openscad.org/index.html
Indeed, it's for programmers, but that's ok

Image to Lithophane

http://3dp.rocks/lithophane/
upload an image, get a stl file. 

Introducing the world’s first 3D printed community.

https://newstorycharity.org/
3d printing houses

helicopter toy

https://cults3d.com/en/3d-model/game/flying-helicopter-toy
3d printed helicopter toy

63 Fun 3D Printer Designs To Try

https://www.format.com/magazine/resources/design/3d-printer-designs
I've tried a couple

Designing 3D Printable Mechanisms in OpenSCAD

https://medium.com/@urish/designing-3d-printable-mechanisms-in-openscad-5838dcb65b39
I need to download OpenSCAD.

Digital Sundial

https://www.thingiverse.com/thing:1068443/comments
a digital sundial

3D Printing Tutorials, Contests & Downloads

https://pinshape.com/blog/
3d printing blog. interesting stuff

The World’s First 3D-Printed Village Is Coming to Latin America This Summer

https://www.dwell.com/article/3d-printed-village-yves-behar-icon-new-story-c56ded54
hopefully this will be a success and spawn others.

DIY RC 132 subscribers moodlite.co.uk 3D printed LED nanoleaf clone

https://moodlite.co.uk/
interesting opensource hardware/software/3d-printing project

Ultimaker Cura software

https://ultimaker.com/en/products/ultimaker-cura-software
preps a 3d model for printing

OpenSCAD The Programmers Solid 3D CAD Modeller

http://www.openscad.org/
this is the modeling program that Adam uses.

I Built a 3D Printed Curta Calculator

https://www.reddit.com/r/DIY/comments/6ngibp/i_built_a_3d_printed_curta_calculator/?st=1Z141Z3&sh=d2a64b2f
Amazing 3d printed Curta calculator clone.

Russian company 3D prints a tiny house in 24 hours

http://www.treehugger.com/tiny-houses/russian-company-3d-prints-tiny-house-24-hours.html
Could 3D printing be part of the solution to the housing gap?