We’ve seen both companies and research teams attempt to make modular robots an everyday reality, but, more often than not, they all run into the same problem: the mechanism that allows those devices to connect to each other is complicated and fragile. With a new design called FreeBOT, a team of researchers from the Chinese University of Hong Kong, Shenzhen may have figured out a simple but elegant solution to that problem as highlighted by IEE Spectrum.
Each FreeBOT comes encased within an iron shell. Inside, there are a pair of motorized wheels and a single magnet — in that
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