Researchers at the University of Michigan have created the world’s smallest computer, again, after their previous micro-computers, called Micromotes, that were just 2 by 2 by 4mm in size, that were powered by solar cell batteries, were bested by IBM who built an even smaller micro-computer called a Crypto Anchor in March that measured just an incredible 1 by 1mm in size, and was smaller than a grain of salt.
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