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 ...

For how crucial whales have been for humanity, from their harvest for meat and oil to their future use of saving the world ...