What it is: Crystal Figlietti, owner of Go Fresh, a California company, invented the snack packs so her kids could take their sandwiches or snacks to school in a reusable plastic bag. The packs are ...

Stepper motors are a staple in all sorts of projects, but it’s often the case that a gearbox is needed, especially for applications like the linear drives in CNC machines and 3D printers. In those ...