A caterpillar with nine electric motors climbs a woodpile! Created in 2019, exactly 20 years after my first caterpillar, this one can tackle variably curved terrain. Inside the caterpillar is a micro-controller holding a file with a quarter million angles. As the motors sequentially follow these angles, the caterpillar traverses the woodpile. The woodpile is … Continue reading Caterpillar and Woodpile