Scientists grow mini human brains to power computers

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BBC The building blocks for a biocomputer growing in a lab

It may have its roots in science fiction, but a small number of researchers are making real progress trying to create computers out of living cells. Welcome to the weird world of biocomputing. Among those leading the way are a group of scientists in Switzerland, who I went to meet. One day, they hope we could see data centres full of "living" servers which replicate aspects of how artificial intelligence (AI) learns - and could use a fraction of the energy of current methods. That is the vision of Dr Fred Jordan, co-founder of the FinalSpark lab I visited. We are all used to the ideas of hardware and software in the computers we currently use. The somewhat eyebrow-raising term Dr Jordan and others in the field use to refer to what they are creating is "wetware".

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