Millirobots always arouse curiosity, right? This one is an even more intriguing thing to know about millirobots! A scientist from CityUn discovered that an easy way to make millirobots is by coating objects with a magnetic spray. As the magnetic coating is biocompatible and can be disintegrated into powders when needed, this technology demonstrates the potential for biomedical applications.

Check out this video for pure wonder and surprise.
Also check out: Robots Smaller Than The Cross Section Of A Single Human Hair: What For?
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