Briefing: Human brain operates near, but not at, the critical point
Strategic angle: A recent study reveals that signatures of criticality in brain data may be statistical artifacts, proposing a new framework for analysis.
A study published in Physical Review Letters on March 28, 2026, has raised significant concerns regarding the interpretation of criticality in brain function. The research suggests that many established signatures of criticality may actually be statistical artifacts.
The authors introduce a robust framework for analyzing functional MRI (fMRI) data, which aims to provide a more accurate representation of brain dynamics. This framework could reshape how researchers interpret neural activity and connectivity.
By applying this new approach to whole-brain fMRI data, the study seeks to enhance the understanding of brain organization and its operational principles, potentially impacting future neuroscience research methodologies.