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While it might originate in speculative fiction, but a small number of researchers are making real progress attempting to build computers out of organic components.

Welcome to the fascinating world of biological computing.

The Vision of Biological Hardware

Eventually, they hope we could see server farms full of biological processors which replicate aspects of how AI systems learns - and could use a fraction of the power of present approaches.

We are all used to the ideas of physical components and programs in the systems we currently use.

The rather unconventional term employed to characterize what they are creating is "organic hardware".

In simple terms, it entails developing neurons which are cultured into groups called organoids, which then can be attached to sensing devices - at which point the method of trying to use them like tiny processors can commence.

The Approach

Several people, the fundamental idea of biocomputing is probably a rather strange.

"In science fiction, individuals have encountered similar notions for many years," he noted.

The method starts with undifferentiated cells derived from dermal cells, which they buy from approved sources. The biological contributors are anonymous.

Yet, interestingly, they receive numerous volunteers.

In the lab, scientists work with multiple tiny circular formations.

Each miniature structure is basically a small, lab-grown mini-brain, made out of organic components which have been developed to become clusters of nerve cells and structural components - these are the biological structures.

They don't approach the complexity of a human brain, but they contain the similar foundations.

Testing and Response

Following a procedure which can take multiple months, the neural clusters are prepared for connection to an electrical interface and then stimulated to react to elementary instructions.

This is a means for electronic impulses to be transmitted and detected, with the outcomes recorded on a normal computer hooked up to the arrangement.

This represents a basic experiment: you activate a button which transmits an neural stimulation through the interfaces, and if it functions (it isn't consistently) you can just about see a brief increase of neural response on a screen in response.

Electrical stimulations are crucial initial phases towards the scientists' main ambition of initiating adaptation in the biological system's cells so they can ultimately adjust to carry out operations.

Keeping Biocomputers Functional

Maintaining an standard device operational is simple - it simply demands a energy input - but what transpires concerning biological systems?

This constitutes a challenge researchers haven't solved.

"Organoids lack circulatory networks," said a professor of Neurotechnology.

"The human brain has blood vessels that distribute across it at various levels and deliver sustenance to keep it working well.

"Scientists haven't determined how to create them effectively. So this is the biggest ongoing challenge."

Nevertheless, one fact persists. When we discuss a device ceasing, with "wetware" that is precisely the situation.

Notable advances has been achieved in recent times: its organoids can now remain viable for up to four months.

However, researchers have observed some unusual observations related to their eventual demise.

Occasionally researchers notice a flurry of activity from the biological structures preceding termination – similar to the elevated pulse and brain activity which has been observed in some humans at terminal stages.

Actual Uses

Various scientific teams are working in the organic processing arena.

One organization announced that it had succeeded in having biological cells to play the classic video game Pong.

Elsewhere, scientists are also creating neural structures to study how they process information – but in the framework of pharmaceutical research for brain disorders like dementia and developmental conditions.

The expectation is that AI will soon be able to dramatically accelerate this type of research.

However, currently, many believe wetware is research-wise promising - but early stage.

Experts explained there is little prospect of it taking the place of the primary substance presently employed in computer chips.

"Biological computing should supplement rather than substitute – silicon AI, while also improving medical research and minimizing animal testing," she noted.

Although the tech comes ever closer to real world applications, many researchers remain fascinated with its futuristic inspiration.

"I've always been a admirer of speculative fiction," he explained.

"When you have a futuristic movie, or a novel, I consistently experienced a moderate regret because my life was not like the fictional world. Now I believe I'm in the book, writing the book."