This easy-to-build walking reindeer can be constructed with only a bow motor, battery, wires, and a few other parts.

Here’s a fun build from [RootSaid] that is suitable for people just getting started with microcontrollers and robotics — an Arduino-controlled two-wheeled robot. The video assumes you ...

Construction workers at the Grand Coulee Dam in Washington state. The dam was built, beginning in the 1930s, under project labor agreements. (Library of Congress) Before the ink was even dry on ...