Lee then moved on to model houses a few years later, transitioning to 1:50 scale model making as he started to do more ...

POP Projects is a collection of new and classic projects from more than a century of Popular Mechanics. Master skills, get tool recommendations, and, most importantly, build something of your very own ...

An autonomous robot with a large gripper can transform a pile of boulders into huge stone walls without mortar – learning on its own how to place each irregularly-shaped stone as the next building ...