Color gradient filament is fun stuff to play with. It lets you make 3D prints that slowly fade from one color to another along the Z-axis. [David Gozzard] wanted to do some printing with this effect, ...

Explore 25 of the World's Most Unique Bridges, from invisible paths to living root structures. Discover incredible ...

June is the time to celebrate the festive Noahic Covenant Month—or so I’m told by legions of Christians on social media who want to “take back the rainbow” from LGBTQ people like me. “The rainbow ...