Researchers just made a synthetic brain cell using nothing but a single piece of organic plastic.
March 24, 2026
Original Paper
SOMA: A Single-Material Organic Multivibrator Adaptive Neuron for Fully Integrated PEDOT:PSS Neuromorphic Systems
arXiv · 2603.20954
The Takeaway
While most artificial intelligence relies on complex silicon chips, this 'SOMA' neuron processes information using a single material that mimics biological signals. It can even grow its own physical connections, essentially creating a plastic-based system that 'thinks' and connects like a living brain.
From the abstract
Neuromorphic electronics and spiking neural networks (SNNs) offer energy-efficient data processing, essential for real-time and edge-computing applications. In particular, interfacing and processing biological signals require devices that combine electronic performance with ionic sensitivity, which are capabilities uniquely provided by organic electrochemical transistors (OECTs). However, realizing a simple, fully integrated OECT-based neuron with rich dynamics and adaptability remains challengi