Ina and David Steiner had been subjected to threats and bizarre deliveries, including cockroaches, live spiders, funeral wreath and a bloody pig mask. David Harville worked with other eBay executives ...

Interfacing a shaft to a 3D printed gear doesn’t have to be tricky. [Tlalexander] demonstrated a solution that uses one half of a spider coupling (or jaw coupling) to create an effective modular ...

Interfacing a shaft to a 3D printed gear doesn’t have to be tricky. [Tlalexander] demonstrated a solution that uses one half of a spider coupling (or jaw coupling) to create an effective modular ...