Inventing electronics that can communicate effectively with neurons: that is the challenge of the IONOS research project led by Fabien Alibart, a researcher at the Institute of Electronics, Microelectronics and Nanotechnology (IEMN - University of Lille/CNRS/ISEN/Université Polytechnique des Hauts-de-France/Centrale Lille). The project was launched, on 8 November 2018.