Getting a robot to stand on two wheels without ... This build by [mircemk] shows how to make one with just a few common components, an Arduino, and a bit of patience fine-tuning the PID controller.

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"One of the annoying things about working with robots is collecting so much data on the robot doing different tasks," said Kushal Kedia, a doctoral student in the field of computer science.

Any time technology promises to save time and money and make everything faster, "we by default pursue it — there's a kind of inevitability to it," she said. It was genuinely so creepy and weird.